isNumber: regex vs isNaN vs string comparison (version: 1)

2 months ago
User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36
Test name Executions per second
isNaN 646124.8 Ops/sec
regex 817190.8 Ops/sec
string comparison 749253.1 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • isNaN

  • regex

  • string comparison

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