Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
WeakMap vs Symbol Property 900
Go to the benchmark
Embed
Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
WeakMap set
16791.4 Ops/sec
Symbol Property set
18412.7 Ops/sec
WeakMap get
16242.6 Ops/sec
Symbol Property get
18481.1 Ops/sec
Script Preparation code:
var to0 = {}; var to1 = {}; var wm = new WeakMap(); var sy = Symbol(); wm.set(to1, 1); to1[sy] = 1;
Tests:
WeakMap set
for(let i=900;--i;) wm.set(to0, 1);
Symbol Property set
for(let i=900;--i;) to0[sy] = 1;
WeakMap get
for(let i=900;--i;) {let r = wm.get(to1);}
Symbol Property get
for(let i=900;--i;) {let r = to1[sy];}