Answer by pmiranda for Why can't I call a method on null if its type is...
Try this:const stringValue = someObject.someValue ? someObject.someValue.toString() : null;In case someObject.someValue has a type number | null
View ArticleAnswer by Ankit Sinha for Why can't I call a method on null if its type is...
In JavaScript everything except null and undefined can behave like an object. toString is method.method is function inside object.So since null can never behave like an object you can't apply any method.
View ArticleAnswer by Ele for Why can't I call a method on null if its type is "object"?
null is a primitive value and cause that you can’t call toString function. Only objects provide toString from prototype. Basically, primitive values don’t have properties.Why typeof null is object?You...
View ArticleAnswer by L4TTiCe for Why can't I call a method on null if its type is "object"?
null is not an object or an identifier to one. Since .toString() is an object prototype, they are incompatible with each other and will throw an error.
View ArticleAnswer by messerbill for Why can't I call a method on null if its type is...
null is a "primitive value" and the .toString() is defined in the JavaScript Object's Prototypes. Therefore this can't...
View ArticleAnswer by Ramesh Rajendran for Why can't I call a method on null if its type...
We cannot call instance method ToString() on a null reference. How can we call not declared function or property in class/object/reference,etc. It simply show an error property toString does not exist...
View ArticleWhy can't I call a method on null if its type is "object"?
I'm curious why in javascript the following code is returning an error:null.toString()where in other languages such as ruby, it renders the "logical" empty string:nil.to_s # ""I was curious about the...
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