String.GetPinnableReference 方法

定义

命名空间:
System
程序集:
System.Runtime.dll, mscorlib.dll, netstandard.dll

返回对索引 0 处字符串的元素的引用。Returns a reference to the element of the string at index zero.

public:
 char ^ GetPinnableReference();
public ref readonly char GetPinnableReference ();
member this.GetPinnableReference : unit -> char
Public Function GetPinnableReference () As Char

返回

Char

一个字符，表示对索引 0 处字符串的元素的引用。A character representing the reference to the element of the string at index zero.

异常

NullReferenceException

字符串为 NULL。The string is null.

注解

GetPinnableReference 方法返回一个字符，该字符可用于将 String 固定在内存中。The GetPinnableReference method returns a character that can be used for pinning a String in memory. 需要支持在 fixed 语句中使用 String。It is required to support the use of a String within a fixed statement.

适用于