Test case details

Preparation Code

<div id="testid"></div> <div class="testclass"></div> <script src="//ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>

Test cases

Test #1

$("#testid");

Test #2

document.getElementById("testid");

Test #3

$(".testclass");

Test #4

document.querySelector(".testclass");

Test #5

$(document.getElementById("testid"));

Test #6

$(document.querySelector(".testclass"));

Test #7

$("div.testclass");