difference between function prototype and function definition
difference between function prototype and function definition
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Used JavaScript students are sure to prototype thunderclap piercing, but this is what it is a beginner mixed, only know that the function will have a prototype attribute, you can add a function for instance access, the other is not clear, recently
We know that it's easy to add a prototype (prototype) method to a JavaScript class. And there are two methods commonly used, but are there any differences in the use of these two methods?
JScript Class:
Copy Code code as follows:
ECMAScript has two development modes: 1. Functional (procedural); 2. object-oriented (OOP);
Create an Object1. Common objects of Creation
Create an object, and then give the object new properties and methods;
var box = new Object ();
We know that adding prototype to JavaScript classes is very easy. The following two methods are commonly used. Are there any differences between the two methods?JScript Class:Copy codeThe Code is as follows:Function JSClass (){}Extends prototype
Su-MO OrangeSource: Know the Note: This article is relatively clear explanation of __proto__ properties, prototype, instanceof, uphold the consistent style, good text collection, posted here for everyone to learn.__proto__ (implicit prototypes) and
Differences between the two implementations of JS class definition prototype methods many of us know that it is very easy to add prototype methods to JavaScript classes. The following two methods are commonly used. Are there any differences between
About prototype and prototype attributes and common methods in js, jsprototype
Prototype is a hard part of javascript notes. The following describes prototype in javascript through several key knowledge points. For details, see the following.
1
In the object-oriented Programming JS script, there are two main ways to define an instanceFor example, the following:function ListCommon2 (afirst) { var first=afirst; This.do1=function () { alert ("First do" +first);} }
InheritedInheritance is one of the most talked about concepts in oo language. Many OO languages support two ways of inheriting: interface inheritance and implementation inheritance .Interface inheritance inherits only the method signature, while
_proto__ (implicit prototypes) and prototype (explicit prototypes)1.is what
An explicit prototype explicit prototype Property:
Each function will have a property named prototype after it is created, which points to the prototype object
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