Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All

SqlFunctions::IsDate Method

.NET Framework 4.6 and 4.5

Indicates whether the input value is a valid date or time.

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

[EdmFunctionAttribute(L"SqlServer", L"ISDATE")]
public:
static Nullable<int> IsDate(
	String^ arg
)

Parameters

arg
Type: System::String

The tested value.

Return Value

Type: System::Nullable<Int32>
1 if the input expression is a valid date or time value of datetime or smalldatetime data types; otherwise, 0.

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 HOSTNAME (Transact-SQL).

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
Show:
© 2015 Microsoft