Javascript Iteration and Loops, who fastest

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Sat Jul 10 2021 07:59:08 GMT+0000 (Coordinated Universal Time)

Saved by @caberg2000

const mil = 1000000; 
const arr = Array(mil);

console.time('⏲️')


for (let i = 0; i < mil; i++) { }  // 1.6ms

for (const v of arr) {}  // 11.7ms

arr.forEach(v => v) // 2.1ms

for (let i = mil; i > 0; i--) {} // 1.5ms

console.timeEnd('⏲️');
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https://fireship.io/snippets/javascript-loops-pro-tips/