Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 Safari/537.36
Chrome 79
Windows 7
Desktop
4 years ago
Test name Executions per second
getElementById() 2323714.0 Ops/sec
getElementsByClassName() 1437772.0 Ops/sec
getElementsByTagName() 1950849.0 Ops/sec
querySelector(#id) 1331107.0 Ops/sec
querySelector(.id) 1835914.0 Ops/sec
querySelectorAll(#id) 707668.9 Ops/sec
querySelectorAll(.id) 926509.3 Ops/sec
jQuery(#id) 779800.2 Ops/sec
jQuery(.id) 375833.5 Ops/sec
jQuery(tag#id) 259745.8 Ops/sec
jQuery(tag.id) 272049.2 Ops/sec
jQuery + getElementById 962450.1 Ops/sec
jQuery + getElementsByClassName 340212.3 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