string-includes-polyfill v1.0.6

Polyfill for String.prototype.includes

Polyfill for string method includes() ECMAScript 2015 (6th Edition, ECMA-262).

Installation

npm i string-includes-polyfill

Usage

var str = 'Built for developers';

str.includes('Built');  // true
str.includes('for');    // true
str.includes('Build');  // false
str.includes('For');    // false

See more examples and description on the page.