Run results for: jQuery versions (1.7.1 to 4.0.0b)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:129.0) Gecko/20100101 Firefox/129.0

Browser: Firefox 129

Operating system: Windows

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
Test jQuery 1.7.1	134739.5 Ops/sec
Test jQuery 1.11.3	115592.8 Ops/sec
Test jQuery 1.12.4	105039.3 Ops/sec
Test jQuery 2.2.4	106799.4 Ops/sec
Test jQuery 3.3.1	47214.6 Ops/sec
Test jQuery 3.4.1	46950.0 Ops/sec
Test jQuery 3.6.0	18185.7 Ops/sec
Test jQuery 4.0.0	31649.5 Ops/sec

HTML Preparation code:

<script src='https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js'></script>
<script>
  var $jq171 = $.noConflict(true);
</script>
<script src='https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js'></script>
<script>
  var $jq1113 = $.noConflict(true);
</script>
<script src='https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js'></script>
<script>
  var $jq1124 = $.noConflict(true);
</script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.4/jquery.min.js"></script>
<script>
  var $jq224 = $.noConflict(true);
</script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script>
  var $jq331 = $.noConflict(true);
</script>
<script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>
<script>
  var $jq341 = $.noConflict(true);
</script>
<script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
<script>
  var $jq360 = $.noConflict(true);
</script>
<script src="https://code.jquery.com/jquery-4.0.0-beta.min.js"></script>
<script>
	var $jq400 = $.noConflict(true);
</script>
<div>
  <ul id="menu">
    <li class="menu-item">1</li>
    <li class="menu-item">2</li>
    <li class="menu-item">3</li>
    <li class="menu-item">4</li>  
  </ul>
</div>

Script Preparation code:

function tests($) {
    $(".menu-item").eq(2).closest("ul").css({
      "background-color": "red"
    }).parent().css({
      "border": "1px solid blue"
    }).append($("<p></p>").text("Text.").css({
      "background-color": "green"
    })).end().end().remove();
  console.log('tests' + $);
}

Tests:

Test jQuery 1.7.1
tests($jq171);
Test jQuery 1.11.3
tests($jq1113);
Test jQuery 1.12.4
tests($jq1124);
Test jQuery 2.2.4
tests($jq224);
Test jQuery 3.3.1
tests($jq331);
Test jQuery 3.4.1
tests($jq341);
Test jQuery 3.6.0
tests($jq360);
Test jQuery 4.0.0
tests($jq400);

Run results for: jQuery versions (1.7.1 to 4.0.0b)

benchmark different versions of jquery

Test jQuery 1.7.1

Test jQuery 1.11.3

Test jQuery 1.12.4

Test jQuery 2.2.4

Test jQuery 3.3.1

Test jQuery 3.4.1

Test jQuery 3.6.0

Test jQuery 4.0.0