XsltFunctions.SubstringBefore(String, String) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Implements substring-before
XPath function according to the W3C specification.
This API supports the product infrastructure and is not intended to be used directly from your code.
public:
static System::String ^ SubstringBefore(System::String ^ s1, System::String ^ s2);
public static string SubstringBefore (string s1, string s2);
static member SubstringBefore : string * string -> string
Public Shared Function SubstringBefore (s1 As String, s2 As String) As String
Parameters
- s1
- String
The string in which to locate s2.
- s2
- String
The string to locate in s1
.
Returns
The characters in s1 that occur before s2, or the empty string if s1 does not contain s2.
Remarks
Locates a substring (s2) within a string (s1), and returns the characters in s1 that occur before s2.