Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36
Chrome 68
Mac OS X 10.13.6
Desktop
5 years ago
Test name Executions per second
getElementById() 3795434.0 Ops/sec
getElementsByClassName() 2515836.0 Ops/sec
getElementsByTagName() 3034129.0 Ops/sec
querySelector(#id) 2175877.0 Ops/sec
querySelector(.id) 3125094.0 Ops/sec
querySelectorAll(#id) 898153.5 Ops/sec
querySelectorAll(.id) 1094068.0 Ops/sec
jQuery(#id) 1375421.0 Ops/sec
jQuery(.id) 562462.1 Ops/sec
jQuery(tag#id) 321297.0 Ops/sec
jQuery(tag.id) 316695.1 Ops/sec
jQuery + getElementById 1287228.0 Ops/sec
jQuery + getElementsByClassName 483846.7 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