🕷️ Crawler Inspector

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Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 36 (from laksa153)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa036.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://docs.vultr.com/javascript/standard-library/Function/name\')), getAhrefsUnparsedNoserviceFromURL(\'https://docs.vultr.com/javascript/standard-library/Function/name\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/name","crawl_time":1775789647,"first_indexed_time":1737192753,"http_code":200,"src_unparsed":"com,vultr!docs,\/javascript\/standard-library\/Function\/name s443","src_root_hash":"16802113564620622836","history_drop_reason":null,"meta_title":"JavaScript Function name - Retrieve Function Name | Vultr Docs","meta_descriptions":[],"attrs_boilerpipe_text":"Introduction\nIn JavaScript, functions are objects, and like many other objects, they have properties. One useful property is\nname\n, which holds the name of the function. This attribute can be particularly handy in debugging, when you want to know the name of the function currently being executed, or when you're working with higher-order functions and need to trace them better in your application.\nIn this article, you will learn how to retrieve the name of a function using the\nname\nproperty in JavaScript. Explore practical examples to understand how this feature behaves across different types of functions including regular functions, anonymous functions, and functions assigned to variables.\nFunction Name Basics\nRetrieve Function Name of a Regular Function\nRetrieving the name of a standard function in JavaScript is straightforward. Here’s how to do it:\nDefine a regular named function.\nAccess its\nname\nproperty.\njavascript\nfunction\nexampleFunction\n()\n{}\nconsole\n.\nlog\n(\nexampleFunction\n.\nname\n);\n\/\/ Output: \"exampleFunction\"\nThis code defines a function named\nexampleFunction\nand retrieves its name using\nexampleFunction.name\n, which outputs the string\n\"exampleFunction\"\n.\nWorking with Variable-Assigned Functions\nWhen functions are assigned to variables, the\nname\nproperty can still be used to ascertain the function's name. Here's how:\nCreate a function and assign it to a variable.\nPrint the function's\nname\nproperty.\njavascript\nconst\nmyFunc\n=\nfunction\ndemoFunction\n()\n{};\nconsole\n.\nlog\n(\nmyFunc\n.\nname\n);\n\/\/ Output: \"demoFunction\"\nHere, the function is anonymously assigned to\nmyFunc\nbut originally defined as\ndemoFunction\n. By accessing\nmyFunc.name\n, JavaScript returns the original function name\n\"demoFunction\"\n.\nWorking with Arrow Functions\nArrow functions behave a little differently when it comes to the\nname\nproperty, especially when they are anonymous:\nDefine an arrow function assigned to a variable.\nRetrieve the name of the function.\njavascript\nconst\narrowFunction\n=\n()\n=>\n{};\nconsole\n.\nlog\n(\narrowFunction\n.\nname\n);\n\/\/ Output: \"arrowFunction\"\nIn modern JavaScript environments, like latest versions of Node.js and browsers, the\nname\nproperty can derive the variable name to which the arrow function was assigned, outputting here\n\"arrowFunction\"\n.\nAnonymous Functions and Default Naming\nAnonymous functions typically don’t have a name, but the context in which they are used can influence the output of the\nname\nproperty:\nDefine an anonymous function assigned to a variable.\nCheck the function's\nname\nproperty.\njavascript\nconst\nanonymousFunc\n=\nfunction\n()\n{};\nconsole\n.\nlog\n(\nanonymousFunc\n.\nname\n);\n\/\/ Output: \"anonymousFunc\" (in modern environments)\nDepending on the environment, older versions might simply return an empty string for anonymous functions, while newer JavaScript engines give the variable name as the function name.\nSpecial Cases and Exceptions\nFunctions as Object Methods\nWhen functions are defined as object methods, you can still access their names similarly:\nDefine a function as a method of an object.\nUse the\nname\nproperty to retrieve the function name.\njavascript\nconst\nobj\n=\n{\nmyMethod\n:\nfunction\n()\n{}\n};\nconsole\n.\nlog\n(\nobj\n.\nmyMethod\n.\nname\n);\n\/\/ Output: \"myMethod\"\nThis method within the object\nobj\ninherits its key as its name.\nConclusion\nThe\nname\nproperty of JavaScript functions provides a helpful way to identify functions, which is incredibly useful for debugging and logging purposes. Whether you're working with traditional functions, functions assigned to variables, or arrow functions, understanding how to use this property enhances your ability to manage and debug your code. Remember to consider how different JavaScript engines might treat anonymity and naming to ensure compatibility and expected behavior across different execution environments.","attrs_markdown":"- Products\n- Features\n- Marketplace\n- [Pricing](https:\/\/www.vultr.com\/pricing\/?utm_source=vultr_docs&utm_medium=header&utm_campaign=navigation&utm_content=link)\n- Partners\n- Company\n- [Contact Sales](https:\/\/www.vultr.com\/company\/contact\/sales\/?utm_source=vultr_docs&utm_medium=header&utm_campaign=navigation&utm_content=link)\n\n[Vultr Docs](https:\/\/docs.vultr.com\/)\n\n[Latest Content](https:\/\/docs.vultr.com\/all)\n\nDocumentation\n\n[Inference Cookbook](https:\/\/docs.vultr.com\/inference-cookbook)[Model Library](https:\/\/docs.vultr.com\/models)\n\nSearch...\n\nK\n***\n\n![vGPU](https:\/\/docs.vultr.com\/public\/next-assets\/article_graphic.svg)![vGPU](https:\/\/docs.vultr.com\/public\/next-assets\/article_graphic.svg)\n\n# JavaScript Function name - Retrieve Function Name\nUpdated on 29 November, 2024\n\nFocus Mode\n\nText Size\n\n16px\n\nA\n\nA\n\nContents\n\n- [Introduction](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/name#introduction)\n- [Function Name Basics](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/name#function-name-basics)\n- [Special Cases and Exceptions](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/name#special-cases-and-exceptions)\n- [Conclusion](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/name#conclusion)\n\nWas this helpful?\n\nTry\n\nVultr\n\nfor Free\n\nClick below to sign up and get \\$250 of credit to try our products over 30 days.\n\nSign Up\n\nSuggest an improvement or report inaccuracy?\n\nSuggest an Edit\n\n# JavaScript Function name - Retrieve Function Name\nUpdated on 29 November, 2024\n\n![name header image](https:\/\/docs.vultr.com\/public\/doc-assets\/collection-items\/1164\/6dc3627b-0f9b-4d6b-be90-b02785afb0d8.webp)\n\n## Introduction\nIn JavaScript, functions are objects, and like many other objects, they have properties. One useful property is `name`, which holds the name of the function. This attribute can be particularly handy in debugging, when you want to know the name of the function currently being executed, or when you're working with higher-order functions and need to trace them better in your application.\n\nIn this article, you will learn how to retrieve the name of a function using the `name` property in JavaScript. Explore practical examples to understand how this feature behaves across different types of functions including regular functions, anonymous functions, and functions assigned to variables.\n\n## Function Name Basics\n### Retrieve Function Name of a Regular Function\nRetrieving the name of a standard function in JavaScript is straightforward. Here’s how to do it:\n\n1. Define a regular named function.\n2. Access its `name` property.\n   javascript\n   \n   Copy\n   ```\n   function exampleFunction() {}\nconsole.log(exampleFunction.name);   \/\/ Output: \"exampleFunction\"\n   ```\n   Explain Code\n   This code defines a function named `exampleFunction` and retrieves its name using `exampleFunction.name`, which outputs the string `\"exampleFunction\"`.\n### Working with Variable-Assigned Functions\nWhen functions are assigned to variables, the `name` property can still be used to ascertain the function's name. Here's how:\n\n1. Create a function and assign it to a variable.\n2. Print the function's `name` property.\n   javascript\n   \n   Copy\n   ```\n   const myFunc = function demoFunction() {};\nconsole.log(myFunc.name);  \/\/ Output: \"demoFunction\"\n   ```\n   Explain Code\n   Here, the function is anonymously assigned to `myFunc` but originally defined as `demoFunction`. By accessing `myFunc.name`, JavaScript returns the original function name `\"demoFunction\"`.\n### Working with Arrow Functions\nArrow functions behave a little differently when it comes to the `name` property, especially when they are anonymous:\n\n1. Define an arrow function assigned to a variable.\n2. Retrieve the name of the function.\n   javascript\n   \n   Copy\n   ```\n   const arrowFunction = () => {};\nconsole.log(arrowFunction.name);  \/\/ Output: \"arrowFunction\"\n   ```\n   Explain Code\n   In modern JavaScript environments, like latest versions of Node.js and browsers, the `name` property can derive the variable name to which the arrow function was assigned, outputting here `\"arrowFunction\"`.\n### Anonymous Functions and Default Naming\nAnonymous functions typically don’t have a name, but the context in which they are used can influence the output of the `name` property:\n\n1. Define an anonymous function assigned to a variable.\n2. Check the function's `name` property.\n   javascript\n   \n   Copy\n   ```\n   const anonymousFunc = function() {};\nconsole.log(anonymousFunc.name);  \/\/ Output: \"anonymousFunc\" (in modern environments)\n   ```\n   Explain Code\n   Depending on the environment, older versions might simply return an empty string for anonymous functions, while newer JavaScript engines give the variable name as the function name.\n## Special Cases and Exceptions\n### Functions as Object Methods\nWhen functions are defined as object methods, you can still access their names similarly:\n\n1. Define a function as a method of an object.\n2. Use the `name` property to retrieve the function name.\n   javascript\n   \n   Copy\n   ```\n   const obj = {\n    myMethod: function() {}\n};\nconsole.log(obj.myMethod.name);  \/\/ Output: \"myMethod\"\n   ```\n   Explain Code\n   This method within the object `obj` inherits its key as its name.\n## Conclusion\nThe `name` property of JavaScript functions provides a helpful way to identify functions, which is incredibly useful for debugging and logging purposes. Whether you're working with traditional functions, functions assigned to variables, or arrow functions, understanding how to use this property enhances your ability to manage and debug your code. Remember to consider how different JavaScript engines might treat anonymity and naming to ensure compatibility and expected behavior across different execution environments.\n\n## Comments\nPost Comment\n\nSuggested Content\n\n[apply()](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/apply)[length](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/length)[call()](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/call)[bind()](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/bind)[toString()](https:\/\/docs.vultr.com\/javascript\/standard-library\/Function\/toString)\n## Loading...\n## Loading...\n\n[![Vultr Logo](https:\/\/docs.vultr.com\/logo__on-dark.svg)](https:\/\/www.vultr.com\/)\n\nOver 80,000,000 Cloud  \nServers Launched\n\n### Products\n- [Cloud Compute](https:\/\/www.vultr.com\/products\/cloud-compute\/)\n- [Cloud GPU](https:\/\/www.vultr.com\/products\/cloud-gpu\/)\n- [Bare 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Exemplar Cloud for Surpassing AI Training Performance Targets](https:\/\/blogs.vultr.com\/nvidia-exemplar-cloud-ai-training?utm_source=vultr_docs&utm_medium=card&utm_campaign=vultr_blogs&utm_content=VULTR_BLOGS)[Vultr at GTC 2026: From NVIDIA NemoClaw to Agentic AI – and Beyond](https:\/\/blogs.vultr.com\/nvidia-gtc-2026?utm_source=vultr_docs&utm_medium=card&utm_campaign=vultr_blogs&utm_content=VULTR_BLOGS)[The Missing Question in Every Sovereign Cloud Decision](https:\/\/blogs.vultr.com\/trends-sovereign-cloud?utm_source=vultr_docs&utm_medium=card&utm_campaign=vultr_blogs&utm_content=VULTR_BLOGS)","attrs_readable_markdown":"## Introduction\nIn JavaScript, functions are objects, and like many other objects, they have properties. One useful property is `name`, which holds the name of the function. This attribute can be particularly handy in debugging, when you want to know the name of the function currently being executed, or when you're working with higher-order functions and need to trace them better in your application.\n\nIn this article, you will learn how to retrieve the name of a function using the `name` property in JavaScript. Explore practical examples to understand how this feature behaves across different types of functions including regular functions, anonymous functions, and functions assigned to variables.\n\n## Function Name Basics\n### Retrieve Function Name of a Regular Function\nRetrieving the name of a standard function in JavaScript is straightforward. Here’s how to do it:\n\n1. Define a regular named function.\n2. Access its `name` property.\n   javascript\n   ```\n   function exampleFunction() {}\nconsole.log(exampleFunction.name);   \/\/ Output: \"exampleFunction\"\n   ```\n   This code defines a function named `exampleFunction` and retrieves its name using `exampleFunction.name`, which outputs the string `\"exampleFunction\"`.\n### Working with Variable-Assigned Functions\nWhen functions are assigned to variables, the `name` property can still be used to ascertain the function's name. Here's how:\n\n1. Create a function and assign it to a variable.\n2. Print the function's `name` property.\n   javascript\n   ```\n   const myFunc = function demoFunction() {};\nconsole.log(myFunc.name);  \/\/ Output: \"demoFunction\"\n   ```\n   Here, the function is anonymously assigned to `myFunc` but originally defined as `demoFunction`. By accessing `myFunc.name`, JavaScript returns the original function name `\"demoFunction\"`.\n### Working with Arrow Functions\nArrow functions behave a little differently when it comes to the `name` property, especially when they are anonymous:\n\n1. Define an arrow function assigned to a variable.\n2. Retrieve the name of the function.\n   javascript\n   ```\n   const arrowFunction = () => {};\nconsole.log(arrowFunction.name);  \/\/ Output: \"arrowFunction\"\n   ```\n   In modern JavaScript environments, like latest versions of Node.js and browsers, the `name` property can derive the variable name to which the arrow function was assigned, outputting here `\"arrowFunction\"`.\n### Anonymous Functions and Default Naming\nAnonymous functions typically don’t have a name, but the context in which they are used can influence the output of the `name` property:\n\n1. Define an anonymous function assigned to a variable.\n2. Check the function's `name` property.\n   javascript\n   ```\n   const anonymousFunc = function() {};\nconsole.log(anonymousFunc.name);  \/\/ Output: \"anonymousFunc\" (in modern environments)\n   ```\n   Depending on the environment, older versions might simply return an empty string for anonymous functions, while newer JavaScript engines give the variable name as the function name.\n## Special Cases and Exceptions\n### Functions as Object Methods\nWhen functions are defined as object methods, you can still access their names similarly:\n\n1. Define a function as a method of an object.\n2. Use the `name` property to retrieve the function name.\n   javascript\n   ```\n   const obj = {\n    myMethod: function() {}\n};\nconsole.log(obj.myMethod.name);  \/\/ Output: \"myMethod\"\n   ```\n   This method within the object `obj` inherits its key as its name.\n## Conclusion\nThe `name` property of JavaScript functions provides a helpful way to identify functions, which is incredibly useful for debugging and logging purposes. Whether you're working with traditional functions, functions assigned to variables, or arrow functions, understanding how to use this property enhances your ability to manage and debug your code. Remember to consider how different JavaScript engines might treat anonymity and naming to ensure compatibility and expected behavior across different execution environments.","meta_canonical":null}

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Boilerpipe Text	Introduction In JavaScript, functions are objects, and like many other objects, they have properties. One useful property is name , which holds the name of the function. This attribute can be particularly handy in debugging, when you want to know the name of the function currently being executed, or when you're working with higher-order functions and need to trace them better in your application. In this article, you will learn how to retrieve the name of a function using the name property in JavaScript. Explore practical examples to understand how this feature behaves across different types of functions including regular functions, anonymous functions, and functions assigned to variables. Function Name Basics Retrieve Function Name of a Regular Function Retrieving the name of a standard function in JavaScript is straightforward. Here’s how to do it: Define a regular named function. Access its name property. javascript function exampleFunction () {} console . log ( exampleFunction . name ); // Output: "exampleFunction" This code defines a function named exampleFunction and retrieves its name using exampleFunction.name , which outputs the string "exampleFunction" . Working with Variable-Assigned Functions When functions are assigned to variables, the name property can still be used to ascertain the function's name. Here's how: Create a function and assign it to a variable. Print the function's name property. javascript const myFunc = function demoFunction () {}; console . log ( myFunc . name ); // Output: "demoFunction" Here, the function is anonymously assigned to myFunc but originally defined as demoFunction . By accessing myFunc.name , JavaScript returns the original function name "demoFunction" . Working with Arrow Functions Arrow functions behave a little differently when it comes to the name property, especially when they are anonymous: Define an arrow function assigned to a variable. Retrieve the name of the function. javascript const arrowFunction = () => {}; console . log ( arrowFunction . name ); // Output: "arrowFunction" In modern JavaScript environments, like latest versions of Node.js and browsers, the name property can derive the variable name to which the arrow function was assigned, outputting here "arrowFunction" . Anonymous Functions and Default Naming Anonymous functions typically don’t have a name, but the context in which they are used can influence the output of the name property: Define an anonymous function assigned to a variable. Check the function's name property. javascript const anonymousFunc = function () {}; console . log ( anonymousFunc . name ); // Output: "anonymousFunc" (in modern environments) Depending on the environment, older versions might simply return an empty string for anonymous functions, while newer JavaScript engines give the variable name as the function name. Special Cases and Exceptions Functions as Object Methods When functions are defined as object methods, you can still access their names similarly: Define a function as a method of an object. Use the name property to retrieve the function name. javascript const obj = { myMethod : function () {} }; console . log ( obj . myMethod . name ); // Output: "myMethod" This method within the object obj inherits its key as its name. Conclusion The name property of JavaScript functions provides a helpful way to identify functions, which is incredibly useful for debugging and logging purposes. Whether you're working with traditional functions, functions assigned to variables, or arrow functions, understanding how to use this property enhances your ability to manage and debug your code. Remember to consider how different JavaScript engines might treat anonymity and naming to ensure compatibility and expected behavior across different execution environments.
Markdown	- Products - Features - Marketplace - [Pricing](https://www.vultr.com/pricing/?utm_source=vultr_docs&utm_medium=header&utm_campaign=navigation&utm_content=link) - Partners - Company - [Contact Sales](https://www.vultr.com/company/contact/sales/?utm_source=vultr_docs&utm_medium=header&utm_campaign=navigation&utm_content=link) [Vultr Docs](https://docs.vultr.com/) [Latest Content](https://docs.vultr.com/all) Documentation [Inference Cookbook](https://docs.vultr.com/inference-cookbook)[Model Library](https://docs.vultr.com/models) Search... K * ![vGPU](https://docs.vultr.com/public/next-assets/article_graphic.svg)![vGPU](https://docs.vultr.com/public/next-assets/article_graphic.svg) # JavaScript Function name - Retrieve Function Name Updated on 29 November, 2024 Focus Mode Text Size 16px A A Contents - [Introduction](https://docs.vultr.com/javascript/standard-library/Function/name#introduction) - [Function Name Basics](https://docs.vultr.com/javascript/standard-library/Function/name#function-name-basics) - [Special Cases and Exceptions](https://docs.vultr.com/javascript/standard-library/Function/name#special-cases-and-exceptions) - [Conclusion](https://docs.vultr.com/javascript/standard-library/Function/name#conclusion) Was this helpful? Try Vultr for Free Click below to sign up and get \$250 of credit to try our products over 30 days. Sign Up Suggest an improvement or report inaccuracy? Suggest an Edit # JavaScript Function name - Retrieve Function Name Updated on 29 November, 2024 ![name header image](https://docs.vultr.com/public/doc-assets/collection-items/1164/6dc3627b-0f9b-4d6b-be90-b02785afb0d8.webp) ## Introduction In JavaScript, functions are objects, and like many other objects, they have properties. One useful property is `name`, which holds the name of the function. This attribute can be particularly handy in debugging, when you want to know the name of the function currently being executed, or when you're working with higher-order functions and need to trace them better in your application. In this article, you will learn how to retrieve the name of a function using the `name` property in JavaScript. Explore practical examples to understand how this feature behaves across different types of functions including regular functions, anonymous functions, and functions assigned to variables. ## Function Name Basics ### Retrieve Function Name of a Regular Function Retrieving the name of a standard function in JavaScript is straightforward. Here’s how to do it: 1. Define a regular named function. 2. Access its `name` property. javascript Copy ``` function exampleFunction() {} console.log(exampleFunction.name); // Output: "exampleFunction" ``` Explain Code This code defines a function named `exampleFunction` and retrieves its name using `exampleFunction.name`, which outputs the string `"exampleFunction"`. ### Working with Variable-Assigned Functions When functions are assigned to variables, the `name` property can still be used to ascertain the function's name. Here's how: 1. Create a function and assign it to a variable. 2. Print the function's `name` property. javascript Copy ``` const myFunc = function demoFunction() {}; console.log(myFunc.name); // Output: "demoFunction" ``` Explain Code Here, the function is anonymously assigned to `myFunc` but originally defined as `demoFunction`. By accessing `myFunc.name`, JavaScript returns the original function name `"demoFunction"`. ### Working with Arrow Functions Arrow functions behave a little differently when it comes to the `name` property, especially when they are anonymous: 1. Define an arrow function assigned to a variable. 2. Retrieve the name of the function. javascript Copy ``` const arrowFunction = () => {}; console.log(arrowFunction.name); // Output: "arrowFunction" ``` Explain Code In modern JavaScript environments, like latest versions of Node.js and browsers, the `name` property can derive the variable name to which the arrow function was assigned, outputting here `"arrowFunction"`. ### Anonymous Functions and Default Naming Anonymous functions typically don’t have a name, but the context in which they are used can influence the output of the `name` property: 1. Define an anonymous function assigned to a variable. 2. Check the function's `name` property. javascript Copy ``` const anonymousFunc = function() {}; console.log(anonymousFunc.name); // Output: "anonymousFunc" (in modern environments) ``` Explain Code Depending on the environment, older versions might simply return an empty string for anonymous functions, while newer JavaScript engines give the variable name as the function name. ## Special Cases and Exceptions ### Functions as Object Methods When functions are defined as object methods, you can still access their names similarly: 1. Define a function as a method of an object. 2. Use the `name` property to retrieve the function name. javascript Copy ``` const obj = { myMethod: function() {} }; console.log(obj.myMethod.name); // Output: "myMethod" ``` Explain Code This method within the object `obj` inherits its key as its name. ## Conclusion The `name` property of JavaScript functions provides a helpful way to identify functions, which is incredibly useful for debugging and logging purposes. Whether you're working with traditional functions, functions assigned to variables, or arrow functions, understanding how to use this property enhances your ability to manage and debug your code. Remember to consider how different JavaScript engines might treat anonymity and naming to ensure compatibility and expected behavior across different execution environments. ## Comments Post Comment Suggested Content [apply()](https://docs.vultr.com/javascript/standard-library/Function/apply)[length](https://docs.vultr.com/javascript/standard-library/Function/length)[call()](https://docs.vultr.com/javascript/standard-library/Function/call)[bind()](https://docs.vultr.com/javascript/standard-library/Function/bind)[toString()](https://docs.vultr.com/javascript/standard-library/Function/toString) ## Loading... ## Loading... 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Readable Markdown	## Introduction In JavaScript, functions are objects, and like many other objects, they have properties. One useful property is `name`, which holds the name of the function. This attribute can be particularly handy in debugging, when you want to know the name of the function currently being executed, or when you're working with higher-order functions and need to trace them better in your application. In this article, you will learn how to retrieve the name of a function using the `name` property in JavaScript. Explore practical examples to understand how this feature behaves across different types of functions including regular functions, anonymous functions, and functions assigned to variables. ## Function Name Basics ### Retrieve Function Name of a Regular Function Retrieving the name of a standard function in JavaScript is straightforward. Here’s how to do it: 1. Define a regular named function. 2. Access its `name` property. javascript ``` function exampleFunction() {} console.log(exampleFunction.name); // Output: "exampleFunction" ``` This code defines a function named `exampleFunction` and retrieves its name using `exampleFunction.name`, which outputs the string `"exampleFunction"`. ### Working with Variable-Assigned Functions When functions are assigned to variables, the `name` property can still be used to ascertain the function's name. Here's how: 1. Create a function and assign it to a variable. 2. Print the function's `name` property. javascript ``` const myFunc = function demoFunction() {}; console.log(myFunc.name); // Output: "demoFunction" ``` Here, the function is anonymously assigned to `myFunc` but originally defined as `demoFunction`. By accessing `myFunc.name`, JavaScript returns the original function name `"demoFunction"`. ### Working with Arrow Functions Arrow functions behave a little differently when it comes to the `name` property, especially when they are anonymous: 1. Define an arrow function assigned to a variable. 2. Retrieve the name of the function. javascript ``` const arrowFunction = () => {}; console.log(arrowFunction.name); // Output: "arrowFunction" ``` In modern JavaScript environments, like latest versions of Node.js and browsers, the `name` property can derive the variable name to which the arrow function was assigned, outputting here `"arrowFunction"`. ### Anonymous Functions and Default Naming Anonymous functions typically don’t have a name, but the context in which they are used can influence the output of the `name` property: 1. Define an anonymous function assigned to a variable. 2. Check the function's `name` property. javascript ``` const anonymousFunc = function() {}; console.log(anonymousFunc.name); // Output: "anonymousFunc" (in modern environments) ``` Depending on the environment, older versions might simply return an empty string for anonymous functions, while newer JavaScript engines give the variable name as the function name. ## Special Cases and Exceptions ### Functions as Object Methods When functions are defined as object methods, you can still access their names similarly: 1. Define a function as a method of an object. 2. Use the `name` property to retrieve the function name. javascript ``` const obj = { myMethod: function() {} }; console.log(obj.myMethod.name); // Output: "myMethod" ``` This method within the object `obj` inherits its key as its name. ## Conclusion The `name` property of JavaScript functions provides a helpful way to identify functions, which is incredibly useful for debugging and logging purposes. Whether you're working with traditional functions, functions assigned to variables, or arrow functions, understanding how to use this property enhances your ability to manage and debug your code. Remember to consider how different JavaScript engines might treat anonymity and naming to ensure compatibility and expected behavior across different execution environments.
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