C# 分配给“....”的表达式必须是常量
声明:本页面是StackOverFlow热门问题的中英对照翻译,遵循CC BY-SA 4.0协议,如果您需要使用它,必须同样遵循CC BY-SA许可,注明原文地址和作者信息,同时你必须将它归于原作者(不是我):StackOverFlow
原文地址: http://stackoverflow.com/questions/19222533/
Warning: these are provided under cc-by-sa 4.0 license. You are free to use/share it, But you must attribute it to the original authors (not me):
StackOverFlow
提示:将鼠标放在中文语句上可以显示对应的英文。显示中英文
时间:2020-08-10 14:26:33 来源:igfitidea点击:
The expression being assigned to '....' must be constant
提问by Attila
What's wrong with this code? I get this error: "The expression being assigned to '....' must be constant"
这段代码有什么问题?我收到此错误:“分配给 '....' 的表达式必须是常量”
public const string ConnectionString = System.IO.File.ReadAllText(@"D:\connection.ini");
回答by Steven Wood
A constant value must be known at compile time, use readonly instead, it will have a similar effect
编译时必须知道一个常量值,使用 readonly 代替,它会有类似的效果