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10 Cards in this Set
- Front
- Back
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What Validation Controls Do
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Validate user inputs
- Eliminates some need to write code handling exceptions |
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What does each Validation Control do?
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- Validates user inputs on client-side using javascript
- Validates all inputs on server - Writes client-side error message if invalid |
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Benefits of Validation Controls
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- Convenience (copy & paste)
- Bomb-proof (server-side validation) |
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Limitations of Validation Controls
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- Must remember to check on server (Page.IsValid)
- Different interpretations of regular expressions |
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What are the six types of Validation Controls
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1) RequiredFieldValidator
2) CompareValidator 3) RangeValidator 4) RegularExpressionValidator 5) CustomValidator 6) ValidationSummary |
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RequiredFieldValidator
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Only validator that checks for no entry
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CompareValidator
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Compares input to: datatype, constant, another control, database values, etc
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RangeValidator
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Entry within a specific data range
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RegularExpressionValidator
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Checks format against a specific pattern (email, phone, zip code, etc)
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CustomValidator
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Write own code (server-side or client-side)
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