extract last character from string javascript code example

Example 1: js remove last character from string

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

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: how to get last string in javascript

'abc'.slice(-2);

Example 4: js remove last character from string

let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);