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Do simple validation with the Datawindow propertiesTag(s): Datawindow


digit only, length unknown 
[validation tab]
match(gettext(), '^[0-9]+$')
digit only, length fixed 
[edit tab]
style : EditMask  mask : #####

[validation tab]
len(gettext())=5
digit, '%' or '"_" 
[validation tab]
match(gettext(), '^[0-9%_]+$')
digit only and must end with "%" 
[validation tab]
match(gettext(), '^[0-9]+[%]$')
canadian postal code 
[edit tab]
style : EditMask  mask : !#! #!#

[validation tab]
match(gettext(), '^[a-z][0-9][a-z][0-9][a-z][0-9]$')