javascript delete last string fron string code example

Example 1: js remove last character from string

let str = "Hello Worlds";
str = str.slice(0, -1);

Example 2: remove last word from string javascript

var myString = "I want to remove the last word";
var mySplitResult = myString.split(" ");
var lastWord =  mySplitResult[mySplitResult.length-1]