js string contain code example

Example 1: check for substring javascript

const string = "javascript";
const substring = "script";

console.log(string.includes(substring));  //true

Example 2: javascript string contains

var string = "foo",
    substring = "oo";

console.log(string.includes(substring));

Example 3: javascript string includes

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

Example 4: string contains in javascript

const string = "foo";
const substring = "oo";

console.log(string.includes(substring));

Example 5: string.contains javascript

let string = "This string contains pizza";
if(string.includes("pizza") {
	console.log("It's pizza time!");   
}

Example 6: .includes( string

var str = "Hello world, welcome to the universe.";
var n = str.includes("world");