Here you can find the source of findByName(name)
Array.prototype.findByName = function(name) { for(var i = 0; i< this.length; ++i) { if( this[i].name == name) {/*from w w w . ja v a 2 s .co m*/ return this[i]; } } };
Array.prototype.findByName = function(name) { name = String(name); return this.find(i => i.name === name); };