2 Methods to Remove Last Character from String in JavaScript

Source: https://tecadmin.net/remove-last-character-from-string-in-javascript/

Method 1 – substring function

var str= "Hello TecAdmin!";

var newStr = str.substring(0, str.length - 1);

Method 2 – slice function

var str = "Hello TecAdmin!";

var newStr = str.slice(0, -1);