if string containsjavascript code example
Example 1: javascript string contains
var string = "foo",
substring = "oo";
console.log(string.includes(substring));
Example 2: string contains javascript
const s1 = 'javascript';
const s2 = 'python';
console.log(s1.includes('script')); // true
console.log(s2.includes('script')); // false