Relier Pairs Data ValidationVersion en ligne Types of validation par Miss Butler 1 Check digit 2 Presence check 3 Length check 4 Format check 5 Lookup table 6 Range check 7 Spell check 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 checks that a value falls within the specified range checks that data has been entered into a field looks up acceptable values in a table
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