The vb.net code that transforms the SqlDataReader into a DataTable

Source: Internet
Author: User
Tags count tostring
Public Function gettable (ByVal _reader as System.Data.SqlClient.SqlDataReader) as System.Data.DataTable
On Error Resume Next
Dim _table as System.Data.DataTable = _reader. GetSchemaTable ()
Dim _dt as System.Data.DataTable = New System.Data.DataTable ()
Dim _DC as System.Data.DataColumn
Dim _row as System.Data.DataRow
Dim _al as System.Collections.ArrayList = New System.Collections.ArrayList ()
Dim i = 0
For i = 0 to _table. Rows.Count ()-1
_DC = New System.Data.DataColumn ()
If (not _dt. Columns.contains (_table. Rows (i) ("ColumnName"). ToString ()) Then
_dc. ColumnName = _table. Rows (i) ("ColumnName"). ToString ()
_dc. Unique = Convert.toboolean (_table. Rows (i) ("IsUnique"))
_dc. AllowDBNull = Convert.toboolean (_table. Rows (i) ("AllowDBNull"))
_dc. ReadOnly = Convert.toboolean (_table. Rows (i) ("IsReadOnly"))
_dc. ReadOnly = Convert.toboolean (_table. Rows (i) ("IsReadOnly"))
_dc. ReadOnly = Convert.toboolean (_table. Rows (i) ("IsReadOnly"))
_dc. ReadOnly = Convert.toboolean (_table. Rows (i) ("IsReadOnly"))
_al. ADD (_DC. ColumnName)
_dt. Columns.Add (_DC)
End If
Next
While _reader. Read ()
_row = _dt. NewRow ()
For i = 0 to _al. Count
_row (CStr (_al (i)) = _reader (CStr (_al (i)))
Next
_dt. Rows.Add (_row)
End While
Return _DT
End Function

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