OC-@ property, self, and class nature, oc-@ propertyselfMake code writing easier -- 1 -- seter and accesser1.1 setter1.2 getter-- 2 -- the nature of the class2.1 class objects2.2 category nature2.3 How to obtain class objects2.4 use of class objects2
The advantage of the Objective-c language is that we are more flexible when writing code, such as we can forward the message to the object we want, or swap the implementation of a method at random. This feature means that objective-c requires not
0x 01 Attribute property of ClassThe properties of the class are the properties declared through @property. property is a struct of type objc_property. The structure encapsulates information about attributes such as the name of the property, the
The Java reflection mechanism is in the running state, for any class, can know all the properties and methods of this class, for any one object, can call any of its methods and properties; This dynamically acquired information and the ability to
A:
In C #, get is an action that is made when the property is read, and set is the action that is made when the property is set.
Defines a property that is read-only if it has only get. Similarly, only set, attributes are write-only, and of course
There are many articles about C # get set, but the author of this article has its special, the author uses the simple language to describe the C # get set is very clear.C # Get set release one: The accessor of a property contains an executable
Gets the value of the attribute in the class////////public string Getmodelvalue (string FieldName, Object obj) {try {Type Ts = obj. GetType (); Object o = Ts.getproperty (FieldName). GetValue (obj, null);
Recently, a friend called Insus. Learn about Reflection (Reflection), which provides objects (type types) that encapsulate assemblies, modules, and types. You can use reflection to dynamically create an instance of a type, bind a type to an existing
C # in Get and set, it seems to see or not understand, popular point to explain, with what is the advantage, not howIf you write like this, there's nothing different.private int __old;public int old{Get{return __old;}Set{__old = value;}}But if you
I read more than tive C ++ and modern c ++ design, and I think I should start to practice ...... So I thought of "attributes ". The attributes I want to complete have the following features:
1. syntactically consistent with C # And ActionScript,
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.