PHP encapsulated verification code tool class

12 Jul 2016

Very practical php verification code class, very practical php verification code. Very practical php verification code class, very practical php verification code This example shares the php verification code class for your reference. The specific content is as follows php /** * * @author Administrator * *

12 Jul 2016

PHP generates verification codes, class sharing of thumbnails and watermarks, and verification code watermarks. Class sharing for php to generate verification codes, thumbnails and watermarks. Verification code watermark encapsulates a class that can generate verification codes, thumbnails and watermarks. Share it with everyone. phpclass image{ sessio

12 Jul 2016

In php, GD library is used for verification code, and phpgd library is used for verification code. Use GD library to do verification code in php, phpgd library verification code php require_once 'string.func.php';//Use GD library to do verification code/** *Add verification text* @param int $type * @param int $length */function

12 Jul 2016

Simple and secure PHP verification code with calling method, PHP verification code with calling method. Simple and secure PHP verification code with calling method, PHP verification code with call. 1. Verification code example 2. PHP verification code class, secoder.class.php php /** * Security verification code * * Secure verification

12 Jul 2016

Zend Framework generates verification codes and implements verification code verification functions (with demo source code download), zenddemo. Zend Framework generates verification codes and implements verification code verification functions (with demo source code download), zenddemo This article describes how Zend Framework generates verification codes and implements verification code verification functions.

06 Jul 2016

1. The graphic verification code does not appear in the first three submissions. 2. The graphic verification code appears after the third time and can be submitted only after verification. What is the basis for counting the number of submissions? IP? Cookie? Session? Or other ideas. If it is a SMS verification code channel, others use dynamic How to control if the IP library is used to attack? http://m.rong3...