C# string 与 String的区别
The string type represents a string of Unicode characters.
string is an alias for System.String in the .NET Framework.
string is a reference type,object is a reference type too, and the others are value types.
string是C#的保留字,而String是CLR(Common Language Runtime)的类型.
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
int x = 5; Console.Write(x.GetType());//System.Int32 Console.ReadLine();