Benchmark: Test 03 - MeasureThat.net

Tests:

One
const obj = { key1: 'value1', key2: 'value2' }; if ('key1' in obj) { console.log('key1 exists in obj'); } else { console.log('key1 does not exist in obj'); }
Two
const obj = { key1: 'value1', key2: 'value2' }; if (obj.hasOwnProperty('key1')) { console.log('key1 exists in obj'); } else { console.log('key1 does not exist in obj'); }
Three
const obj = { key1: 'value1', key2: 'value2' }; if (typeof obj.key1 !== 'undefined') { console.log('key1 exists in obj'); } else { console.log('key1 does not exist in obj'); }

Rendered benchmark preparation results:

Previous results

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

Browser/OS: Chrome 109 on Windows

Test 03 (version: 0)