string contains nodejs 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: string contains in javascript

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

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

Example 4: string.contains javascript

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

Example 5: js string contains

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

console.log(string.indexOf(substring) !== -1);