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Run results for:
Bind vs arrow function instantiation performance
is it faster to create functions using function.bind or to wrap them in an arrow function. tested for requestAnimationFrame generation
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<iframe src="https://measurethat.net/Embed?id=516026" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0
Browser:
Firefox 115
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Bind
1754440.0 Ops/sec
Arrow
1186956.5 Ops/sec
Script Preparation code:
var ctx = { u: 123, x: 456, w(u) { return u + this.x; } };
Tests:
Bind
requestAnimationFrame(ctx.w.bind(ctx, ctx.u));
Arrow
requestAnimationFrame(() => { ctx.w(ctx.u); });