js str get last char code example

Example 1: javascript remove last character from string

var str = "Hello";
var newString = str.substring(0, str.length - 1); //newString = Hell

Example 2: js get last 4 digits

const id = "ctl03_Tabs1";
console.log(id.slice(id.length - 5)); //Outputs: Tabs1
console.log(id.slice(id.length - 1)); //Outputs: 1

Example 3: javascript get last n characters of string

'abc'.slice(-1); // c