Underscore.js _.before() Function

_.before() function in underscore.js is used to call a particular function a particular number of times. It uses a count variable that keeps the track of number of times the function is called.

Syntax:

_.before(count, function)

Parameters:

• Count: It is the number of times a function is to be called.
• Function: It is the function that runs the count times.

Return: This function returns  the count of the function call.

Note: Please Link the underscore CDN before using this code directly in the browser through the code.

Example 1:

Output:

👁 Image

Example 2:

It is clear from the example that if The button is clicked again and again then print function will not be working as it as already reached the count.

Output:

👁 Image