How to log a function to the console?

How to log a function to the console?

This function logs something to the console, just like firstFunction but it also adds a return value. So, calling this results in: > secondFunction(); Output from secondFunction <- “Second function return value”. Now, undefined has been replaced with the functions actual return value.

How to call a function in function work?

The function work calls the selected function from inside the for loop by using the following function call: (*function) (i); One argument, i, is passed to the called function.

How to call function from inside for loop?

The function work calls the selected function from inside the for loop by using the following function call: One argument, i, is passed to the called function.

When do you use a logarithmic function in math?

In Mathematics, before the discovery of calculus, many Math scholars used logarithms to change multiplication and division problems into addition and subtraction problems. In Logarithms, the power is raised to some numbers (usually, base number) to get some other number. It is an inverse function of exponential function.

Why is there no return value in console.log?

From the arrow, you can deduce that it’s a return value. That value is being returned (or rather nothing is being returned) from console.log. When talking about functions that have side effects, console.log is completely about side effects — it prints to the console, but it doesn’t return anything.

How to add a comment to console.log?

Add a comment. |. 0. They’re for completely different purposes, console.log will return the value to the browser’s console if it’s supported, return will return a value from the javascript function.

What’s the difference between log and return in JavaScript?

They’re for completely different purposes, console.log will return the value to the browser’s console if it’s supported, return will return a value from the javascript function Console.log emits a message to your browsers Console, and is usually used to emit debugging messages (research your browser’s developer tools)