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Publishing AJAX and PHP - part 13

Chia sẻ: Mr Yukogaru | Ngày: | Loại File: PDF | Số trang:10

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Publishing AJAX and PHP - part 13

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4 AJAX Form Validation Validating input data is an essential requirement for quality and secure software applications. In the case of web applications, validation is an even more sensitive area, because your application is widely reachable by many users with varying skill sets and intentions. Validation is not something to play with, because invalid data has the potential to harm the application's functionality, and even corrupt the application's most sensitive area: the database. Input data validation means checking whether the data entered by the user complies with previously defined rules, which are established according to the business rules of your application. For...

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