Grid Solutions Framework Documentation
GSF Namespaces
GSF
StringExtensions Class
StringExtensions Methods
Base64Decode Method
Base64Encode Method
CenterText Method
CharCount Method
ConvertToType Method
EnsureEnd Method
EnsureStart Method
GetComparer Method
GetSegments Method
IndexOfNot Method
IndexOfPrevious Method
IndexOfPreviousNot Method
IndexOfRepeatedChar Method
Interpolate Method
IsAllDigits Method
IsAllLetters Method
IsAllLettersOrDigits Method
IsAllLower Method
IsAllNumbers Method
IsAllUpper Method
IsNullOrWhiteSpace Method
IsPlural Method
IsSingular Method
JoinKeyValuePairs Method
NotEmpty Method
ParseAsCSV Method
ParseBoolean Method
ParseKeyValuePairs Method
QuoteUnwrap Method
QuoteWrap Method
ReadCSVRow Method
RegexDecode Method
RemoveCharacter Method
RemoveCharacters Method
RemoveControlCharacters Method
RemoveCrLfs Method
RemoveDuplicates Method
RemoveDuplicateWhiteSpace Method
RemoveInvalidFileNameCharacters Method
RemoveLeadingString Method
RemoveLeadingZeros Method
RemoveNull Method
RemoveTrailingString Method
RemoveWhiteSpace Method
ReplaceCaseInsensitive Method
ReplaceCharacters Method
ReplaceControlCharacters Method
ReplaceCrLfs Method
ReplaceInvalidFileNameCharacters Method
ReplaceWhiteSpace Method
Reverse Method
StringCount Method
SubstringEnd Method
SubstringPrevious Method
ToCamelCase Method
ToPascalCase Method
ToPlural Method
ToSecureString Method
ToSingular Method
ToStream Method
ToStreamAsync Method
ToTitleCase Method
ToUnsecureString Method
TrimWithEllipsisEnd Method
TrimWithEllipsisMiddle Method
TruncateLeft Method
TruncateRight Method
UriEncode Method
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StringExtensionsIsNullOrWhiteSpace Method
Test to see if the provided string is null or contains only whitespace characters.

Namespace: GSF
Assembly: GSF.Core (in GSF.Core.dll) Version: 2.4.284-beta+805ed69bbaa748bda5f49830845a2ffff2791ae0
Syntax
Copy
public static bool IsNullOrWhiteSpace(
	this string value
)
View Source

Parameters

value  String
the value to test.

Return Value

Boolean

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type String. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also