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| Classes of nickolas whiting | > | Math CAPTCHA Class | > | Download .tar.gz .zip | > | > | > | |||||
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| Detailed description | ||
| This class can be used to perform CAPTCHA validation using math operations. It can generate an image that displays a simple mathematical operation between two random integer numbers. Currently the class supports the addition, subtraction and multiplication operations. The user needs to enter the result of the math operation to pass the validation. The class stores the validation numbers in session variables for later verification. |
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| Validation | Validation algorithms | View top rated classes | |
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