includes()

ES6+

Determines whether one string may be found within another string.

Syntax

string.includes(searchString, position)

searchString string

The string to search for

position number optional

Position to start searching from

boolean

true if the string is found, otherwise false

JavaScript

const str = 'Hello World';
console.log(str.includes('World'));
console.log(str.includes('world'));

Output:

// true false