var meaning

You may find that there is a sentence in the code written by someone else: var = this; What does that mean?In JavaScript, this represents the current object.var that=this is a copy of the current this object into that variable. What is the point of

Absrtact: Objective-c introduces the concept of " instance variable" , but at the same time, the sound of "member variable" is often seen. What is the difference between an instance variable and a member variable?when viewing Apple's official

The Var func=function and function func () do not have any difference in meaning, but their interpretation precedence is different :The latter is preceded by other statements at the same statement level.Thatvar k =function xx () {return 5;}}No

With the development of C #, the content of the language continues to enrich, development becomes more convenient and fast, C # 's sharpness is undoubtedly obvious. C # language from birth is a strong type of language, this nature has not changed

C # anonymous object (anonymous type), var, dynamic type dynamic, This article is the prelude to the next article "C # reflection and optimization usage". It is not the foundation of the next article. If you are interested, please pay attention to

Recently seems to have a lot of Ubuntu brothers in Gaim asked about Apache2 virtual host settings, today is just a bit of time, so I tried to write this HowTo, for your reference. = = Test Environment = = * Operating system: Ubuntu 5.10 * Test

One, Myth! The confusion caused by a piece of codePlease see the following code: Copy Code code as follows: for (Var i=0;iConsole.log (j+ "," +k); for (Var j=0;jvar k = j+1; } } Console.log (i); Output

JavaScript is an interpreted language, and function declarations are interpreted after the JavaScript code is loaded and executed, and the function expression is interpreted only when it executes to this line of code.There are two ways to define a

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

Variable var and let constants in SwiftFirst introduce the Var and let in Swift(1) var is an abbreviated form of variable, which is the meaning of the variable and can be changed. Not a data typeLike what:Note that you do not need to add semicolons