DataTableReader::GetString Method (Int32)

 

Gets the value of the specified column as a string.

Namespace:   System.Data
Assembly:  System.Data (in System.Data.dll)

public:
virtual String^ GetString(
	int ordinal
) override

Parameters

ordinal
Type: System::Int32

The zero-based column ordinal

Return Value

Type: System::String^

The value of the specified column.

Exception Condition
ArgumentOutOfRangeException

The index passed was outside the range of 0 to FieldCount - 1.

DeletedRowInaccessibleException

An attempt was made to retrieve data from a deleted row.

InvalidOperationException

An attempt was made to read or access a column in a closed DataTableReader.

InvalidCastException

The specified column does not contain a string.

Call IsDBNull to see if there are null values before calling this method.

The following example displays the contents of the column numbered 2 within the passed-in DataTableReader. If the value the column within a particular row is null, the code displays the text <NULL>. If the data within the column of the correct type, the example displays an error message for each row.

No code example is currently available or this language may not be supported.

.NET Framework
Available since 2.0
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