UltraLite ActiveX User's Guide
UltraLite ActiveX API Reference
IULColumns collection
| Prototype | Description |
|---|---|
| Count as long (read-only) | Gets the number of columns in the collection. |
| Item (Index) as ULColumn (read-only) | Gets a value from the collection. Index can be a number from 1 to count, or the name of a column. |
You can enumerate the columns in a IULColumns collection using the For Each statement in eMbedded Visual Basic or the for ... in statement in JScript.
' eMbedded Visual Basic
Dim col As ULColumn
For Each col In table.Columns
If col.IsNull Then
MsgBox col.Schema.Name & "is null"
End If
Next// JScript
var col : UltraLite.ULColumn;
var collection = table.Columns;
for ( col in collection ) {
if ( col.IsNull ) {
alert ( col.Schema.Name + "is null" );
}
}