includes vs set 1241 2341234 1233
Date tested:
one year ago
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36 OPR/89.0.4447.64 (Edition GX-CN)
Test name
Executions per second
arr.includes
26384.7 Ops/sec
set.has
13163360.0 Ops/sec
Benchmark definition (click to collapse):
Script Preparation code:
var arr = Array(100000).fill(1).map((_, index) => index); arr[arr.length - 1] = -1; var set = new Set(); arr.forEach((item) => set.add(item));
Tests:
arr.includes
arr.includes(-1);
set.has
set.has(-1)
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