Run results for: set value if non existent

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 Edg/120.0.0.0

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
ternary	5733707.0 Ops/sec
if	17097682.0 Ops/sec

Script Preparation code:

self.attributeHandler = {}
self.initialValue = 123

Tests:

ternary
attributeHandler.default = 'default' in attributeHandler ? attributeHandler.default : initialValue
if
if (!('default' in attributeHandler)) attributeHandler.default = initialValue