Compare performance test-bed
by Anton
JavaScript
var arr = [];
for(var i = 0; i < 100000; i++) {
arr.push(Math.random());
}
console.log('--- start');
for(var i = 0; i < arr.length; i++) {
var elem = document.querySelector("#content .column");
}
console.log('--- end A');
for(var i = 0; i < arr.length; i++) {
var elem = $("#content .column").get(0);
}
console.log('--- end B');