StringExtensionsIndexOfPrevious(String, String, Int32, Boolean) Method
Searches a string from right to left for the next instance of a specified string.
Namespace: Gemstone.StringExtensionsAssembly: Gemstone.Common (in Gemstone.Common.dll) Version: 1.0.128 -- Release Build+d050cfc5563c89a1188cc3c6b2d417530856f490
public static int IndexOfPrevious(
this string? value,
string testString,
int startIndex = 0,
bool matchCase = true
)
<ExtensionAttribute>
Public Shared Function IndexOfPrevious (
value As String,
testString As String,
Optional startIndex As Integer = 0,
Optional matchCase As Boolean = true
) As Integer
public:
[ExtensionAttribute]
static int IndexOfPrevious(
String^ value,
String^ testString,
int startIndex = 0,
bool matchCase = true
)
Gemstone.StringExtensions.StringExtensions.IndexOfPrevious = function(value, testString, startIndex, matchCase);
- value String
- Input string to process.
- testString String
- The string to find.
- startIndex Int32 (Optional)
- The index in value from which to begin looking for testString. Typically length of value minus 1."
- matchCase Boolean (Optional)
- Set to false for case insensitive search
Int32The start (or left most) index of
testString within
value or (-1) if not found.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).