I want to test if a field is empty or contain a text of type '08:00' (##.##) using regexp.
Can anybody give mee a hint
(I handle testing if it is ##.##, but the empty string is the problem...)
thanks!
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I want to test if a field is empty or contain a text of type '08:00' (##.##) using regexp.
Can anybody give mee a hint
(I handle testing if it is ##.##, but the empty string is the problem...)
thanks!