JavaScript Function Properties Tutorial (Arguments, Caller, Name, Length)
JavaScript function properties tutorial, how to access function name, caller, arguments, and length inside a function. Learn how to loop through arguments, check function metadata, and convert a function to a string in JavaScript.
⏱️ Timestamps:
00:00 Introduction – accessing function metadata in JavaScript
00:06 Using parent and child functions for demonstration
00:26 Defining showProperties() with parameters
01:11 Accessing the arguments object inside a function
01:30 Getting the function’s own name with callee.name
01:58 Checking number of parameters with arguments.length
02:45 Finding the calling function using .caller.name
03:29 Difference between declared parameters and passed arguments
04:32 Iterating through all arguments with a for loop
05:21 Accessing arbitrary numbers of arguments dynamically
05:33 Arguments stored in the arguments array
05:58 Converting an entire function to string with .toString()
06:40 Summary – useful function properties for debugging and flexibility
📌 Quick Summary:
Learn how to inspect JavaScript functions from the inside. This tutorial covers arguments, callee, caller, length, looping through parameters, and converting a function into a string with .toString().
🏷️ Tags
javascript function properties,javascript arguments object,javascript function caller,javascript function name,javascript function length,javascript inspect function,javascript toString function,javascript function tutorial,javascript function metadata,javascript arguments loop,javascript callee vs caller,javascript beginner tutorial,learn javascript functions
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