Difference between IsNullOrEmpty and IsNullOrWhiteSpace in C# [duplicate]
Source: MSDN IsNullOrWhiteSpace is a convenience method that is similar to the following code, except that it offers superior performance: return String.IsNullOrEmpty(value) || value.Trim().Length == 0; White-space characters are defined by the Unicode standard. The IsNullOrWhiteSpace method interprets any character that returns a value of true when it is passed to the Char.IsWhiteSpace method as … Read more