C# - 如何将字符串转换为字符?

C# - How to convert string to char?(C# - 如何将字符串转换为字符?)

问题描述

我是 C# 的初学者，我想知道如何将字符串转换为字符，特别是 string[] 到 char[].我尝试了 ToCharArray()，但随后我收到一条错误消息，提示它不存在.Convert.ToChar(<char here>) 给我一个错误提示

I am a beginner in C# and I would like to know how to convert strings to chars, specifically string[] to char[]. I tried ToCharArray(), but I then I got an error saying that it doesn't exist. Convert.ToChar(<char here>) gives me a error saying

无法从char"转换为System.Array"

cannot convert from "char" to "System.Array"

推荐答案

使用:

string str = "Hello";
char[] characters = str.ToCharArray();

如果你只有一个字符串，你也可以试试

If you have a single character string, You can also try

string str = "A";
char character = char.Parse(str);

//OR 
string str = "A";
char character = str.ToCharArray()[0];

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