Run results for: clearing array via pop() vs shift() vs .length = 0 vs = []

Run details:

User agent: Mozilla/5.0 (iPad; CPU OS 17_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/130.0.6723.90 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 130

Operating system: iOS 17.6

Device Platform: Tablet

Date tested: one year ago

shift

14.0M/s

pop

13.9M/s

length

11.8M/s

reassignment

10.4M/s

View exact numbers

Script Preparation code:

var array = [];

for(var i = 0; i < 100000; i++){array.push(Math.random());}

Tests: