JavaScript: Log the name of a function

JavaScript fundamental (ES6 Syntax): Exercise-228 with Solution

Log Function Name

Write a JavaScript program to log the name of a function.

• Use console.debug() and the name property of the passed function to log the function's name to the debug channel of the console.
• Return the given function fn.

Sample Solution:

JavaScript Code:

// Define a function called functionName
const functionName = fn => (console.debug(fn.name), fn);
// Log the name of the provided function and return the function itself
console.log(functionName(Math.max));

Flowchart:

Live Demo:

See the Pen javascript-basic-exercise-228-1 by w3resource (@w3resource) on CodePen.

For more Practice: Solve these Related Problems:

• Write a JavaScript program that logs the name of a given function by accessing its name property.
• Write a JavaScript function that wraps another function and logs its name before executing it.
• Write a JavaScript program that inspects a function’s toString() output to extract its declared name.
• Write a JavaScript function that verifies if a function is anonymous or named, then logs the appropriate message.

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