How to remove the last comma of a string in JavaScript?

How to remove the last comma of a string in JavaScript

var contracts ="A,B,C,"

# Removing the last comma

To remove the last comma of a string in JavaScript, we can use the built-in slice() method by passing the 0, -1 as arguments to it.

In the slice() method, negative indexes are used to access the characters from the end of a string.

Here is an example, that removes the last comma from the following string.

contracts =contracts.slice(0, -1)