Run results for: Performance of delete on large arrays

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36

Browser: Chrome 62

Operating system: Mac OS X 10.13.1

Device Platform: Other

Date tested: 6 years ago

Test name	Executions per second
50855	194.6 Ops/sec
50856	150.0 Ops/sec

Script Preparation code:

var N0 = 50855;

Tests:

50855
const N = N0; const o = {}; for ( let i = 0; i < N; i++ ) { o[i] = i; } for ( let i = 0; i < N; i++ ) { delete o[i]; }
50856
const N = N0 + 1; const o = {}; for ( let i = 0; i < N; i++ ) { o[i] = i; } for ( let i = 0; i < N; i++ ) { delete o[i]; }