The validation that is involved in this example is:
User name: Length, character verification, repetitive Ajax validation (whether it already exists).
Password: Length verification, repeat input password verification.
Mail: Email address
This article mainly introduced the YII2 framework data validation operation, combined with the case form detailed analysis the YII framework common data validation operation principle, the realization method and the related operation skill, the need
2. Verifying data
PHP Native Implementation
Validating input data is also important, unlike filtering, where validation does not remove information from the input data, but simply confirms that user input is meeting expectations. If you enter an e-
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Jquery. Validation is an excellent jquery plugin that validates client forms and provides a number of customizable properties and methods for good extensibility. Now combined with the actual situation, I have often used in the project validation
Many people in the development of the site is often only through simple JS verification, when you accidentally in the JS more than a comma or the number of points, IE6 can not recognize the direct skip verification. In fact, the safest way to do
Jquery. Validation is an excellent jquery plug-in that validates client forms and provides a number of customizable properties and methods for good scalability. Now combined with the actual situation, I will often use the validation of the project
---------------Course Catalogue---------------137.[php second quarter] The 18th chapter is the Object-oriented foundation (1). avi138.[php second quarter] The 18th chapter is the Object-oriented foundation (2). avi139.[php second quarter] the 19th
1. Form ValidationFor all data entered by the user, you cannot trust it and must be verified.All frameworks are so, for yii you can use functionsyii\base\model::validate () for verificationHe will return a Boolean value of True/falseIf validation
PHP development cannot violate security rules to filter user input. As the most basic precaution, you need to pay attention to your external submissions and make the first security mechanism to handle the firewall. Rule 1: never trust external data
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