Run results for: jQuery Selectors

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.96 Safari/537.36

Browser: Chrome 58

Operating system: Linux

Device Platform: Other

Date tested: 7 years ago

Test name	Executions per second
With variable	39563.3 Ops/sec
Without variable	38326.1 Ops/sec
Chaining	42968.0 Ops/sec

HTML Preparation code:

<script
  src="https://code.jquery.com/jquery-3.2.1.min.js"
  integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4="
  crossorigin="anonymous">
</script>
<button id="test-button">
</button>

Tests:

With variable
var $testButton = $("#test-button"); $testButton.off("click"); $testButton.on("click", function(e) { e.preventDefault(); console.log("TEST"); });
Without variable
$("#test-button").off("click"); $("#test-button").on("click", function(e) { e.preventDefault(); console.log("TEST"); });
Chaining
$("#test-button").off("click").on("click", function(e) { e.preventDefault(); console.log("TEST"); });

Run results for: jQuery Selectors

With variable

Without variable

Chaining