Run results for: regex vs filter

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

regex

198K/s

filter

181K/s

View exact numbers

Test name	Executions per second
✓ regex	198,096 Ops/sec
filter	181,113 Ops/sec

Tests:

regex
function removeCharFrom(str, char) { const regex = new RegExp(`${char}`, "gi"); return str.replace(regex, ""); } console.log(removeCharFrom("ElddzeroD WebDD ddSchool", "d"));
filter
function removeCharFrom(str, char) { return str .split("") .filter((c) => c != char.toLowerCase() && c != char.toUpperCase()) .join(""); } console.log(removeCharFrom("ElddzeroD WebDD ddSchool", "d"));