Listers,

In MapBasic I am trying in vain to run an IF statement on a Column of
reference numbers to return a Note statement. Basically IF the value entered
by the user does not feature in the column, Note "Invalid Ref, enter
another!". I keep getting an error: "variable or Field_Ref not defined". Am
I using an incorrect operand...(?) or defining my variables incorrectly?

Dim sUserValue As String ' Value type into edit text box
Dim aColRef As Alias ' Column name

aColRef = "Ref_No"

If Val(sUserValue) <> aColRef Then      Note "Invalid Scheme Reference,
enter again"
Dialog Preserve

Else
Do Case.......

Any pointers much appreciated.

Best regards, Dave

----------------------------------------------
David A. Eagle, GIS Consultant
WS Atkins Consultants Ltd
Cornerstone House
Stafford Park 13
Telford, TF3 3AZ
Tel: (01952) 201234




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