Run results for: parseInt vs Number vs Number/Number.isInteger

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser: Chrome 116

Operating system: Linux

Device Platform: Desktop

Date tested: 8 months ago

Test name	Executions per second
Basic	359692.2 Ops/sec
Basic with Number check	327402.9 Ops/sec
Basic with Number and isInteger check	233841.1 Ops/sec

Script Preparation code:

var ids = ['678', '604%2C700', '780', '0', '        ', '123.8']
var someConstant = 200;

Tests:

Basic
var res = ids.filter((id) => Number(id) !== someConstant);
Basic with Number check
var res = ids.filter((id) => Number(id) && Number(id) !== someConstant);
Basic with Number and isInteger check
var res = ids.filter((id) => Number(id) && Number.isInteger(Number(id)) && Number(id) !== someConstant);