delete vs undefined vs null

JavaScript performance comparison

Revision 62 of this test case created by

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
delete object.property
var o = { p: 1 };
delete o.p;
pending…
object.property = undefined
var o = { p: 1 };
o.p = undefined;
pending…
object.property = null
var o = { p: 1 };
o.p = null;
pending…
object.property = void 0
var o = { p: 1 };
o.p = void 0;
pending…

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