js search through array for string code example

Example 1: find string in array javascript

var myarr = ["I", "like", "turtles"];
var arraycontainsturtles = (myarr.indexOf("turtles") > -1);

Example 2: javascript filter array match includes exact

let format = arrayList.filter(function (el) {    
    return el.name.toLowerCase() === name.toLowerCase();
  });