Run results for: instanceof vs typeof vs Object.prototype.toString.call

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36

Browser: Chrome 105

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
instanceof	4231435.0 Ops/sec
typeof	8974352.0 Ops/sec
typeof no function	4766981.5 Ops/sec
Object.prototype.toString.call ==	2895333.0 Ops/sec
Object.prototype.toString.call ===	3311466.8 Ops/sec

Script Preparation code:

var obj = {a:2};

Tests:

instanceof
obj instanceof Object
typeof
typeof obj === 'object'
typeof no function
typeof obj === 'object' && typeof obj !== 'function'
Object.prototype.toString.call ==
"[object Object]" == Object.prototype.toString.call(obj)
Object.prototype.toString.call ===
"[object Object]" === Object.prototype.toString.call(obj)