Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36
Chrome 69
Windows
Desktop
5 years ago
Test name Executions per second
getElementById() 3240921.0 Ops/sec
getElementsByClassName() 2225629.0 Ops/sec
getElementsByTagName() 2706047.0 Ops/sec
querySelector(#id) 2004781.0 Ops/sec
querySelector(.id) 2750359.0 Ops/sec
querySelectorAll(#id) 857023.2 Ops/sec
querySelectorAll(.id) 1053311.0 Ops/sec
jQuery(#id) 1200852.0 Ops/sec
jQuery(.id) 593669.8 Ops/sec
jQuery(tag#id) 324721.6 Ops/sec
jQuery(tag.id) 238001.0 Ops/sec
jQuery + getElementById 1163971.0 Ops/sec
jQuery + getElementsByClassName 438238.7 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