Run results for: Placeholder Generator

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

0 - 999

24K/s

0 - 9999

2K/s

0 - 99999

213/s

0 - 999999

20/s

View exact numbers

Test name	Executions per second
✓ 0 - 999	23,528 Ops/sec
0 - 9999	2,423 Ops/sec
0 - 99999	213 Ops/sec
0 - 999999	20 Ops/sec

Script Preparation code:

function* placeHolders(array) {
  if (array.every(n => n === 0)) array.unshift(1);
  let total = Number(array.join(""));
  for (let i = 0; i < total; i++) yield i;
}

Tests:

0 - 999
[...placeHolders([0, 0, 0])]
0 - 9999
[...placeHolders([0, 0, 0, 0])]
0 - 99999
[...placeHolders([0, 0, 0, 0, 0])]
0 - 999999
[...placeHolders([0, 0, 0, 0, 0, 0])]