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C# String IsNullOrEmpty()

The C# IsNullOrEmpty() method is used to check whether the specified string is null or an Empty string. It returns a boolean value either true or false.

Signature

Parameter

str: it is a string parameter which is used to check string.

Return

It returns boolean value.

C# String IsNullOrEmpty() Method Example

Output:

False
True
Next TopicC# String IsNullOrWhiteSpace()




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