MeasureThat.net

Run results for: .endsWith vs last char check

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
Chrome 104
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
.endsWith 5013728.5 Ops/sec
last index 3993574.8 Ops/sec
Script Preparation code:
​x
 
var string = 'x';
var stringToCheck = 'alksjdflaksjdlkajtlkadjsta;ksdglkasdjfadsfaf';
var intIndexLast = stringToCheck.length - 1
​
var result = null;
Tests:

  • .endsWith

     
    result = stringToCheck.endsWith(string);

  • last index

     
    result = stringToCheck[ intIndexLast ] === string;