1.2 KiB
1.2 KiB
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Object isFrozen |
Object isFrozen
You can use Object.isFrozen()
to figure out if an object is frozen or not. It returns a true
or false
boolean value.
SYNTAX
Object.isFrozen(obj)
For Example:
var foods = {
grain : "wheat",
dairy : "milk",
vegetable : "carrot",
fruit : "grape"
};
var frozenFoods = Object.freeze(foods);
var areMyFoodsFrozen = Object.isFrozen(frozenFoods);
\\ returns true
Remember, a frozen object cannot have its properties changed.
If you try to use Object.isFrozen()
on a non-object argument, it will return true
.