Relier Pairs Data ValidationVersion en ligne Types of validation par Miss Butler 1 Length check 2 Range check 3 Lookup table 4 Format check 5 Presence check 6 Spell check 7 Check digit checks that data has been entered into a field looks up acceptable values in a table checks that a value falls within the specified range checks the data is in the right format looks up words in a dictionary checks the data isn't too short or too long the last one or two digits in a code are used to check the other digits are correct
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