Strings

This article will see how to check if a string is empty using different methods and various examples. Table of Contents:- Javascript check if string is empty using === operator Javascript check if string is empty using length and ! operator Javascript check if string is empty or has only white spaces Javascript check if […]

This article will see how to check if a substring is present in a string through different methods and various examples. Table of Contents:- Javascript check if string contains substring using includes() Javascript check if string contains substring using indexOf() Javascript check if string contains substring using includes() Javascript includes() method is used to perform a case-sensitive