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Run results for:
split vs exec vs replace vs slice
Test String.split vs RegEx.exec (and String.match) vs String.replace vs String.slice
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3 Safari/605.1.15
Browser:
Safari 18
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
String.slice
495.5M/s
String.replace
488.9M/s
RegEx.exec
113.1M/s
String.match
102.3M/s
String.split
69.4M/s
View exact numbers
Test name
Executions per second
✓
String.slice
495,520,512 Ops/sec
String.replace
488,947,680 Ops/sec
RegEx.exec
113,107,224 Ops/sec
String.match
102,323,600 Ops/sec
String.split
69,428,064 Ops/sec
Script Preparation code:
str = "1875 Tokens"; re = /(\d+)\sTokens/;
Tests:
String.split
str.split(" ")[0]
String.match
str.match(re)[1]
RegEx.exec
re.exec(str)[1]
String.replace
str.replace(' Tokens', '')
String.slice
str.slice(0, -7)