Run results for: endsWith vs index

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 Edg/120.0.0.0

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

endsWith single

15.8M/s

endsWith multiple

15.4M/s

index single

10.4M/s

index multiple

2.9M/s

View exact numbers

Script Preparation code:

var a="this is a very long string"

Tests:

endsWith multiple
const b = a.endsWith("ring")
index multiple
const b= a[a.length-4]==='r'&&a[a.length-3]==='i'&&a[a.length-2]==='n'&&a[a.length-1]==='g'
endsWith single
const b = a.endsWith("g")
index single
const b= a[a.length-1]==='g'