Benchmark: replaceAll vs regex replace g - MeasureThat.net

Tests:

replace regex
"this {a} is {a} it".replace(/\{a\}/g, "+");
replace All
"this {a} is {a} it".replaceAll("{a}", "+");
split&join
"this {a} is {a} it".split('{a}').join('+');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
replace regex
replace All
split&join

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 3 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0

Browser/OS: Firefox 136 on Windows

View result in a separate tab

Test name	Executions per second
replace regex	4995415.0 Ops/sec
replace All	9734111.0 Ops/sec
split&join	4384561.5 Ops/sec