includes in string javascript code example
Example 1: javascript string includes
'Blue Whale'.includes('blue') // returns false
Example 2: string contains in javascript
const string = "foo";
const substring = "oo";
console.log(string.includes(substring));
Example 3: .includes( string
var str = "Hello world, welcome to the universe.";
var n = str.includes("world");
Example 4: string contains javascript
const s1 = 'javascript';
const s2 = 'python';
console.log(s1.includes('script')); // true
console.log(s2.includes('script')); // false