includes in string js code example

Example 1: javascript string contains function

s = "Hello world";
console.log(s.includes("world"));

Example 2: javascript string includes

'Blue Whale'.includes('blue')  // returns false

Example 3: javascript includes

const pets = ['cat', 'dog', 'bat'];

console.log(pets.includes('cat'));
// output: true

Example 4: string contains javascript

const s1 = 'javascript';
const s2 = 'python';

console.log(s1.includes('script')); // true
console.log(s2.includes('script')); // false