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Course Introduction：Simple verification code generation, simple verification code generation. Simple verification code generation, simple verification code generation for($i= 0;$i 5;$i ){ $rand .= dechex( rand( 1, 15)); // Random number hexadecimal 1-F generation 5} $im = imagecreatetruecolor (100, 30)

2016-07-12 comment 0  1005

Course Introduction：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 * *

2016-07-12 comment 0  1060

Course Introduction：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

2016-07-12 comment 0  1145

Course Introduction：PHP implementation is suitable for custom verification code classes, php verification code. PHP implementation is suitable for custom verification code classes, php verification code. The example of this article shares the PHP verification code class for everyone, and uses objects to implement the verification code class for your reference. The specific content is as follows

2016-07-06 comment 0  1338

Course Introduction：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

2016-07-12 comment 0  984

Course Advanced  20355

Course Introduction：PHP practical tutorial, learn how to make verification codes and verifications with numbers and letters, and understand all aspects of the difficulties and processes.

Course Advanced  9935

Course Introduction："PHP Development Verification Code Tutorial" will introduce how to use PHP code to create a simple verification code

Course Advanced  19597

Course Introduction：PHP practical tutorial, learn how to make verification codes and verifications with numbers and letters, and understand all aspects of the difficulties and processes.

Course Elementary  13742

Course Introduction：Scala Tutorial Scala is a multi-paradigm programming language, designed to integrate various features of object-oriented programming and functional programming.

Course Elementary  82249

Course Introduction："CSS Online Manual" is the official CSS online reference manual. This CSS online development manual contains various CSS properties, definitions, usage methods, example operations, etc. It is an indispensable online query manual for WEB programming learners and developers! CSS: Cascading Style Sheets (English full name: Cascading Style Sheets) is an application used to express HTML (Standard Universal Markup Language).