string.Empty vs null.Which one do you use?(string.Empty vs null.你使用哪个?)
Nullable types: better way to check for null or zero in c#(可空类型:在 c# 中检查空值或零的更好方法)
C# Null propagating operator / Conditional access expression amp; if blocks(C# Null 传播运算符/条件访问表达式 amp;如果块
Why does .ToString() on a null string cause a null error, when .ToString() works fine on a nullable int with null value?
Unique ways to use the null coalescing operator(使用空合并运算符的独特方法)
Easier way of writing null or empty?(更简单的写空或空的方法?)
Checking if an object is null in C#(在 C# 中检查对象是否为空)
C#: should object variables be assigned to null?(C#:应该将对象变量分配给 null 吗?)
How do I handle null or optional DLL struct parameters(如何处理 null 或可选的 DLL 结构参数)
C#: Passing null to overloaded method - which method is called?(C#:将 null 传递给重载方法 - 调用哪个方法?)
Json Convert empty string instead of null(Json 转换空字符串而不是 null)
What is the difference between quot;x is nullquot; and quot;x == nullquot;?(“x 为空和“x 为空有什么区别?和“x == null?)