Benchmark: String replace all

Script Preparation code:

var p = 'The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?';

Tests:

String.replaceAll
p.replaceAll('dog', 'monkey');
split and join
p.split('dog').join('monkey');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
String.replaceAll
split and join

Fastest: N/A

Slowest: N/A

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Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.96 Safari/537.36

Browser/OS: Chrome 88 on Mac OS X 11.1.0

View result in a separate tab

Test name	Executions per second
String.replaceAll	255044.1 Ops/sec
split and join	893894.2 Ops/sec

String replace all (version: 0)

Comparing performance of: String.replaceAll vs split and join

Created: 3 years ago by: Registered User

Jump to the latest result

String.replaceAll

split and join

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A