2 Methods to Remove Last Character from String in JavaScript

Written by Rahul K., Updated on July 18, 2018

Question: How do I remove last character from a string in JavaScript or Node.js script?

This tutorial describes 2 methods to remove last character from a string in JavaScript programming language. You can use any one of the following methods as per the requirements.

Method 1 – substring function

Use the substring() function to remove the last character from a string in JavaScript. This function returns the part of the string between the start and end indexes, or to the end of the string.

Syntax:

str.substring(0, str.length - 1);

1	str.substring(0, str.length - 1);

Example:

var str= "Hello TecAdmin!";
var newStr = str.substring(0, str.length - 1);

1 2	var str= "Hello TecAdmin!"; var newStr = str.substring(0, str.length - 1);

Method 2 – slice function

Use the slice function to remove the last character from any string in JavaScript. This function extracts a part of any string and return as new string. When you can store in a variable.

Syntax:

str.slice(0, -1);

1	str.slice(0, -1);

Example:

var str = "Hello TecAdmin!";
var newStr = str.slice(0, -1);

1 2	var str = "Hello TecAdmin!"; var newStr = str.slice(0, -1);

Method 1 – substring function

Method 2 – slice function

Rahul K.

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