Run results for: Performance of delete on large arrays

Run details:

User agent: Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5 Build/M4B30Z) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.132 Mobile Safari/537.36

Browser: Chrome Mobile 57

Operating system: Android 6.0.1

Device Platform: Nexus 5

Date tested: 7 years ago

Test name	Executions per second
50855	47.2 Ops/sec
50856	52.6 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]; }