Run details:
Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
IE 11
Windows 7
Other
7 years ago
Test name Executions per second
getElementById 867156.9 Ops/sec
getElementsByClassName 555521.3 Ops/sec
querySelector 373030.2 Ops/sec
querySelectorAll 38874.3 Ops/sec
jQuery 474512.3 Ops/sec
jQuery + getElementById 533016.8 Ops/sec
HTML Preparation code:
Tests:
  • getElementById

  • getElementsByClassName

  • getElementsByTagName

  • querySelector (#id)

  • querySelector (.id)

  • querySelectorAll (#id)

  • querySelectorAll (.id)

  • Cash (#id)

  • Cash (.id)

  • Cash (tag#id)

  • Cash (tag.id)

  • Cash + getElementById

  • Cash + getElementsByClassName

  • jQuery (#id)

  • jQuery (.id)

  • jQuery (tag#id)

  • jQuery (tag.id)

  • jQuery + getElementById

  • jQuery + getElementsByClassName