New post in Isnullorempty

How to write IsNullOrEmpty method similar to ISNULL in sql server

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Check if variable is_undefined in PHP

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How to use IsNullOrEmpty in VB.NET?

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Check if string variable is null or empty, or full of white spaces

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How can I check whether a string variable is empty or null in C#?

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Difference between IsNullOrEmpty and IsNullOrWhiteSpace in C#

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'IsNullOrWhitespace' in JavaScript?

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Does C# have IsNullOrEmpty for List/IEnumerable?

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How to check if DateTime object is null

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How to remove empty values from multidimensional array in PHP?

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C# String.IsNullOrEmpty: good or bad?

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