PHP Validation
Free and open source PHP scripts about Validation algorithms.Anti-spam, CAPTCHA, form validation provided-
2047 total visitsW3C Validation API can send a HTTP request to the W3C validation Web server to request to validate an HTML page with given URL.The response is parsed and any validation errors are returned.Requirements: PHP 4.1 or higher -
2166 total visitsImage CAPTCHA retrieves images from a server side directory and displays obfuscated versions to the user along with radio buttons to let the user pick the one that corresponds to the right answer.Automatic thumbnails can also be generated for each of the images. Image CAPTCHA may also play alternative audio samples for visually impaired users.Requirements: PHP 5.0 or higher
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1384 total visitsAs long as errors are found, the form will be displayed again and again. TM::Apeform is optimized to be used with the minimum amount of source code.Key Features of TM::Apeform:- The usage is not different from the creation, validation and processing of the form values that the user entered. Everything is done in a single script.- The class hides the ...
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1694 total visitsSecure HTML parser and filter,XSS,CSRF is a general purpose parser class to parse any type of markup documents such as HTML, XML and DTD, is included. There are several other classes that can be chained together to retrieve the document token elements returned by the main markup parser class and filter the document elements in an useful way.The markup validator ...
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1583 total visitsJMBG can parse JMBG number to validate it and extract the citizen birthday date, age, country and region of birth and gender.A checksum to create a new valid JMBG number can also be computed.Requirements: PHP 5.0 or higher
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1256 total visitsImage Upload and Validation can take the name of a given form file input and retrieve the information about an image file uploaded via Web forms. Image file sizes, width, height and the file name extension can be validated.Image Upload and Validation can also deleted previously uploaded files with the same name and move the uploaded file to a given ...
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1343 total visitsCAPTCHA Arg can generate a random text and generate an image with the text rendered over a base background image. The image gets saved in PNG format to a local file on the webserver.CAPTCHA Arg can also verify the validation text, as well as generate HTML to display the image along a form text input to let the user enter ...
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1646 total visitsEAValidator can check a given e-mail address by verifying if it matches a regular expression with a pattern of valid e-mail addresses.EAValidator can also check if an e-mail address domain exists by attempting to open a connection to it.Requirements: PHP 4.0 or higher
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1346 total visitsA checksum is calculated for a given resident identifier number, to verify whether it may be a valid number with Validate Saudi ID. It returns either 1 (for Saudis), 2 (for non-Saudis) or FALSE (for invalid numbers). Requirements: PHP 4.0 or higher
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1996 total visitsThere is a base class that can display a text message to tell the user what he needs to input. An expression with a random math operation between two number values is generated by a math subclass. The user must enter the result of the operation to pass the CAPTCHA validation. The correct answer is stored in session variables for ...
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2175 total visitsThis is a no frills, light weight and secure contact form script. Image validation (Captcha) eliminates most of the contact form abuse and spam. Installation is very easy. Form can be easily integrated within existing site layout.
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1955 total visitsValidation of strings, integers, arrays, objects, resources, dates and ISBN numbers is supported in QValidation. Requirements: PHP 5.0 or higher
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2025 total visitsAfter the test form is submitted a key entered by the user in a text field is compared by the class to determine whether it matches the text in the picture. An array is used to pass configuration settings to the class when the object instance is initialized. HN CAPTCHA only needs two function calls to be used: display_form() and ...
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2046 total visitsThe randomly generated text is rendered as an image and is obfuscated with various lines. The generated image is stored in a given directory and the text is stored in a session variable for posterior validation. Requirements: PHP 5.0 or higher
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2090 total visitsCell CAPTCHA generates an image with a given text or a random text that is stored in session variable. It renders text in the image as a table of cells that show the text in a given color. The text submitted by the user is verified to match the CAPTCHA text. The verification can be case sensitive or insensitive. Requirements: ...
