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SqlFunctions.CharIndex Method (String, String, Nullable<Int32>)

Returns the starting position of one expression found within another expression.

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

[EdmFunctionAttribute("SqlServer", "CHARINDEX")]
public static Nullable<int> CharIndex(
	string toSearch,
	string target,
	Nullable<int> startLocation
)

Parameters

toSearch
Type: System.String

The string expression to be searched.

target
Type: System.String

The string expression to be found.

startLocation
Type: System.Nullable<Int32>

The character position in toSearch where searching begins.

Return Value

Type: System.Nullable<Int32>
The starting position of target if it is found in toSearch.

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 CHARINDEX (Transact-SQL).

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
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