C#

Implicitly type local variable Local variables of the implied type are declared with the Var keyword, as follows: var i = 123; var h=123.123; var s = “oec2003"; var intArr = new[] {1,2,3,4} ; var a = new[] { 1, 10, 100, 1000 }; At first glance it'

Recent frequent exposure to generic aspects of the problem, so also have to learn, began mainly in the MSDN webcast up to download teaching video (Li Jianzhong teacher), this article first introduce the knowledge of generics, I hope that the

Control the idea of making an alien form or control is generally a way to generate a region, and then set it to the specified window or control. There are many ways to generate region, the most common is from a picture generation, the picture in the

The C # 3.0 Object initializer (initializers) and the collection initializer (Collection initializers) Simplify our code to write a line of code that would otherwise have been written out. In this way, in the use of LINQ, we do not write a LINQ

Source: http://www.cnblogs.com/GuZhenYin/p/6526041.htmlMicrosoft released the new vs 2017 yesterday. And then there's a lot of stuff .... NET new version of ASP. NET new version ... Wait a minute.. Too many. Not really digested.Share in fact the

This article mainly introduces the let words in C #, the article through the application examples introduced in detail, I believe that we have a certain reference value, the need for friends below to see it together. First, the application scenario

The array is the most basic data collection provided by. NET, which accesses the collection elements directly through the index. Provides one-dimensional or multidimensional data storage and supports operations such as, querying, searching, sorting,

General Design Fastreport report can be directly stored in the database connection information to the report, but there is a serious security problem, that is, how to use the designer to reopen the report when the client can see the database account

Advertising is one of the essential content of the site, but also directly to our site to bring economic benefits of one of the content. A good advertising position not only will not be strong, but will be the icing on our website, play the role of

VS2005 Common shortcut keys debugging shortcut keys F6: Build Solution CTRL+F6: Build Current project F7: View Code Shift+f7: Viewing the form Designer F5: Start Debugging Ctrl+f5: Start execution (without debugging) SHIFT+F5: Stop

int a = 12345678;//format is sring output Label1.Text = string. Format ("Asdfadsf{0}adsfasdf", a); Label2.Text = "ASDFADSF" +a.tostring () + "ADSFASDF"; Label1.Text = string. Format ("Asdfadsf{0:c}adsfasdf", a);//asdfadsf￥1,234.00adsfasdflabel2.text

The following small series brings you a method of instantiating an interface object in C #. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a little knitting. A lot of

To customize the class calctimingfor the execution time of a statistic code, consider: Garbage collection is not allowed during the execution of the statistics. That is, before the statistics code execution time, let the GC complete garbage

[Reading Notes] C # advanced programming Chapter 1 asynchronous programming, (1) Importance of asynchronous programming In asynchronous programming, method calls are run in the background (usually with the help of a thread or task) and do not block

How to Use the LightningChart drag-and-drop function for data transfer ?, Lightningchart drag and drop This article describes how to use the extended drag-and-drop function of LightningChart to create charts for all chart components, such as series,

9 New syntaxes in C #7,I. out Variables   We have to do this before c #7.     In c #7, we can do this.     Of course, you can also use "var"     This is a small update. In fact, this problem has existed for a long time and should be well solved.

C # Calculation Expression (similar to the calculator function ), 1. Using MSScriptControl to execute JavaScript code in C #. Anyone who has used an eval method in javascript knows its convenience and strength.In C #, we can also use the Com

C # string processing tool, I was addicted to security when I first went to college, and I was always trying to write a small program to process strings. However, there was not much time to wait until the winter vacation. During the winter vacation,

Use regular expressions to replace strings and Server Regular Expressions in SQL server Create a regular expression replacement function and use the OLE object. The following is the function code: [SQL]View plain copy -- If yes, delete the

Asynchronous programming, c # asynchronous programming Some time ago, I got a framework and didn't think much about it before. I just remember that there were a lot of Asynchronization. public async Task Login(LoginModel model, string returnUrl) In