js strign contains code example
Example 1: javascript string contains
var string = "foo",
substring = "oo";
console.log(string.includes(substring));
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: javascript string contains
var string = "foo",
var substring = "oo";
console.log(string.includes(substring));