StringExtensionsIsAllLettersOrDigits(String) Method

Tests to see if a string contains only letters or digits.

Definition

Namespace: Gemstone.StringExtensions
Assembly: Gemstone.Common (in Gemstone.Common.dll) Version: 1.0.128 -- Release Build+d050cfc5563c89a1188cc3c6b2d417530856f490

C#View Source Request Example

public static bool IsAllLettersOrDigits(
	this string? value
)

VBView Source Request Example

<ExtensionAttribute>
Public Shared Function IsAllLettersOrDigits ( 
	value As String
) As Boolean

C++View Source Request Example

public:
[ExtensionAttribute]
static bool IsAllLettersOrDigits(
	String^ value
)

JavaScriptView Source Request Example

Gemstone.StringExtensions.StringExtensions.IsAllLettersOrDigits = function(value);

Parameters

value String: Input string.

Return Value

Boolean
True, if all string's characters are either letters or digits; otherwise, false.

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).

Remarks

Any non-letter, non-digit character (e.g., punctuation marks) causes this function to return false (See overload to ignore punctuation marks.).