JavaScript Object Reference
JS: Object.isExtensible vs Reflect.isExtensible
By Xah Lee. Date:
2022-09-01
.
If argument is not a object,
Object.isExtensible
return
false
If argument is not a object,
Reflect.isExtensible
throw error.
JavaScript. Prevent Change Property
JS: Prevent Adding Property
JS: Object.preventExtensions
JS: Reflect.preventExtensions
JS: Object.isExtensible vs Reflect.isExtensible
JS: Object.isExtensible
JS: Reflect.isExtensible
JS: Object.seal
JS: Object.isSealed
JS: Object.freeze
JS: Object.isFrozen
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