var,Object, the difference between the dynamic and the use of the reading directory: I. Why are they three two. The reason to be able to assign any value three. Use of dynamic Four. Considerations for using dynamic compare these three reasons
Original article: understanding the differences between C #4 Dynamic (1)-var, object, and dynamic and the use of dynamic
Reading directory:
I. Why are the three of them
Ii. Reasons for arbitrary assignment
Iii. Usage of dynamic
Iv.
1. Automatic attributes (auto-implemented properties)// the previous wording. net2.0 Private string _username; Public string username{ getreturn _username;} Set {_username= value;}} // now only for more than 3.5 public String_username
After the VS 2008 is installed, in the background code, the ReSharper plugin prompts suggestions for all local variables in the background, displaying the need for "use implicitly typed variable declaration", and using the code to modify the
After vs 2008 is installed, in the background code, the resharper plug-in prompts and recommends all the local variables in the background, and displays the need to use "use implicitly typed local variable declaration". It is recommended to modify
After the VS 2008 is installed, in the background code, the ReSharper plugin prompts suggestions for all local variables in the background, displaying the need for "use implicitly typed variable declaration", and using the code to modify the
A variable defined outside a function must be a global variable, a variable defined within a function, and if Var is declared, the variable is a local variable, and if it is not declared Var, then the variable is a global variable.
1, global
If you are not familiar with JSON, take a look at this: JSON three-minute course and JSON Entry course.
JSON is mainly used to parse a JSON string into an object and convert an object into a JSON string.
After searching for JSON parsing on the
1. function object
JavaScript does not overload the concept that each object implies an arguments object (actually received parameter). The Length attribute receives the expected parameters of the object, arguments. length, indicating the number of
Structure of the 1.Hash tableFirst, allow us to take a moment to introduce the hash table briefly.1. What is a hash tableA hash table is a two-dimensional structure. Attach a picture and we'll start a lengthy speech.As shown, the left side is an
Structure of the 1.Hash tableFirst, allow us to take a moment to introduce the hash table briefly.1. What is a hash tableHash table is a two-dimensional structure, the management of a pair of such key-value pairs, the structure of the hash table as
Closures (closure) are a difficult and unique feature of the JavaScript language, and many advanced applications rely on closure implementations. Very early on the concept of closure, but has been confused, not able to figure out what the JavaScript
Avascript learn several ways to define objects in JSTransferred from: http://www.cnblogs.com/mengdd/p/3697255.htmlThere is no concept of class in JavaScript, only objects. There are several ways to define an object in javascript:1. Extending its
First: JSON mode/direct object volume
Format:
VaR object name = {
Variable 1: The value of variable 1,
Variable 1: The value of variable 1,
......,
Function 1: function (){
Function body
},
Function 2: function (){
Function body
} // Note: The last
Closure is a difficult and characteristic of Javascript language. Many advanced applications rely on closures for implementation. I have been familiar with the concept of closure for a long time, but I have been confused and cannot understand what
The following is my own understanding of the closure: Normally, the variable life cycle in the function is terminated after the function is called, for example, the following code: [javascript] functiona () {vari100; alert (++ I);} a (); // 101a ();
This article Reprinted from: http://www.phpfuns.com/scripts/javascript/five-method-define-javascript-object.shtml
Five methods for defining objects in JavaScript (JavaScript does not have the concept of classes, but only objects)
I) extend its
Excerpt from the advanced programming of JavaScriptPs: Very good book, you can go directly to read, here is just record. Recommend a computer ebook website: the Leather BookstoreSearch information: Mdn,w3cschool,google
the execution
Why BIND is required var name = " the window " var object = {name: " my Object " , Getnamefunc:function () { return F Unction () { return this .name; }}};alert ( object . Getnamefunc () ()); // Object.getnamefunc () returns an
First: JSON mode/object Direct quantity
Format:
var object name = {
Variable 1: The value of the variable 1,
Variable 1: The value of the variable 1,
......,
function 1:function () {
function body
},
function 2:function () {
function body
}//note:
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