Validating data from database php

Choose from a wide variety of included form types and elements or build your own.

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CSS Reference Bootstrap Reference Icon Reference × PHP HOME PHP Intro PHP Install PHP Syntax PHP Variables PHP Echo / Print PHP Data Types PHP Strings PHP Constants PHP Operators PHP If... Elseif PHP Switch PHP While Loops PHP For Loops PHP Functions PHP Arrays PHP Sorting Arrays PHP Superglobals PHP Form Handling PHP Form Validation PHP Form Required PHP Form URL/E-mail PHP Form Complete PHP Arrays Multi PHP Date and Time PHP Include PHP File Handling PHP File Open/Read PHP File Create/Write PHP File Upload PHP Cookies PHP Sessions PHP Filters PHP Filters Advanced PHP Error Handling PHP Exception My SQL Database My SQL Connect My SQL Create DB My SQL Create Table My SQL Insert Data My SQL Get Last ID My SQL Insert Multiple My SQL Prepared My SQL Select Data My SQL Delete Data My SQL Update Data My SQL Limit Data PHP XML Parsers PHP Simple XML Parser PHP Simple XML - Get PHP XML Expat PHP XML DOM AJAX Intro AJAX PHP AJAX Database AJAX XML AJAX Live Search AJAX RSS Reader AJAX Poll PHP Examples PHP Quiz PHP Certificate PHP Array PHP Calendar PHP Date PHP Directory PHP Error PHP Filesystem PHP Filter PHP FTP PHP HTTP PHP Libxml PHP Mail PHP Math PHP Misc PHP My SQLi PHP Simple XML PHP String PHP XML PHP Zip PHP Timezones PHP filters are used to validate and sanitize external input.

Check each filter to see what options and flags are available.

The reference contains a brief description, and examples of use, for each function!

The form you’ll create contains a number of inputs: text fields, radio buttons, a multiple-option select list, a checkbox, and a submit button.

These inputs will be validated to ensure, for example, that the user has entered their name.