contains method javascript code example

Example 1: javascript string contains

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

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

Example 2: javascript string contains function

s = "Hello world";
console.log(s.includes("world"));

Example 3: js string contains

'Bandeira do Brasil'.includes('brasil'); // retorna false

Example 4: js check if string contains character

"FooBar".includes("oo"); // true

"FooBar".includes("foo"); // false

"FooBar".includes("oo", 2); // false

Example 5: javascript includes

const pets = ['cat', 'dog', 'bat'];

console.log(pets.includes('cat'));
// output: true

Example 6: string contains javascirpt

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

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