Answers for "js check evry string contains"

javascript has string

const string = "Hello"
const substring = "llo"
console.log(string.includes(substring))

javascript string contains string

var str = "We got a poop cleanup on isle 4.";
if(str.indexOf("poop") !== -1){
	alert("Not again");
}
//use indexOf (it returns position of substring or -1 if not found)