Run results for: Object.is(value, -0) vs 1/value === -Infinity

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:125.0) Gecko/20100101 Firefox/125.0

Browser: Firefox 125

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

1/value === -Infinity

193K/s

Object.is(value, -0)

186K/s

View exact numbers

Test name	Executions per second
✓ 1/value === -Infinity	193,246 Ops/sec
Object.is(value, -0)	185,798 Ops/sec

Tests:

Object.is(value, -0)
var value = -0; for (let i = 0; i < 10000; i += 1) { Object.is(value, -0); }
1/value === -Infinity
var value = -0; for (let i = 0; i < 10000; i += 1) { 1/value === -Infinity; }