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SqlFunctions.PatIndex Method

Returns the starting position of the first occurrence of a pattern in a specified expression, or zeros if the pattern is not found, on all valid text and character data types.

Namespace:  System.Data.Objects.SqlClient
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

[EdmFunctionAttribute("SqlServer", "PATINDEX")]
public static Nullable<int> PatIndex(
	string stringPattern,
	string target


Type: System.String

A string pattern to search for.

Type: System.String

The string to search.

Return Value

Type: System.Nullable<Int32>
The starting character position where the string pattern was found.

You cannot call this function directly. This function can only appear within a LINQ to Entities query.

This function is translated to a corresponding function in the database. For information about the corresponding SQL Server function, see PATINDEX (Transact-SQL).

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
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