Benchmark: !!find vs findIndex != -1

Script Preparation code:

var arr = [];
var i = 0;

while (i <= 1E5) arr[i] = i++;

Tests:

Array.prototype.find
const found = !!arr.find(item => item == 1E5);
Array.prototype.findIndex
const found = arr.findIndex(item => item == 1E5) != -1;

Rendered benchmark preparation results:

Previous results

Test case name	Result
Array.prototype.find
Array.prototype.findIndex

Latest run results:

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Related benchmarks:

!!find vs findIndex != -1 (version: 0)