captcha art

A joke about verification code What is a verification code "Verification Code" (CAPTCHA) in fact, not everyone is always seen on different websites of the illegible letter combination pronoun, but "fully automatic distinction between computer and

Modified a very good php verification code (supporting Chinese ). Php captcha. class. php copy code :? PhpclassCaptcha {private $ width; private $ height; private $ codeNum; private $ code; private $ im; function _ const Php verification codeCaptcha.

Now, the method of the Generals network is posted:Use thinkphp Verification code under SAE, non-SaevcodeSaevcode in fact very weak, even the size of the verification code can not be set, for development and art, is a very headache, after our

Php Verification CodeCaptcha. class. phpCopy codeThe Code is as follows:Class Captcha{Private $ width;Private $ height;Private $ codeNum;Private $ code;Private $ im;Function _ construct ($ width = 80, $ height = 20, $ codeNum = 4){$ This-> width = $

Php Verification CodeCaptcha. class. php Copy codeThe Code is as follows: Class Captcha { Private $ width; Private $ height; Private $ codeNum; Private $ code; Private $ im; Function _ construct ($ width = 80, $ height = 20, $ codeNum = 4) { $ This->

Adapter Mode The adapter mode is to convert an interface of a class into an interface required by another customer class, so that both classes do not need to change their logic. In other words, it is difficult to make up for it.   Our lab has been

The front-end user fills in the value of the CAPTCHA image when registering, then carries on the pair with the back end. However, because the user is not registered, unable to bind him an identity, so my temporary design is this: When generating a

I think that when I wrote this article to read Mr. Hou Jie's "Let's get down to MFC", I suddenly felt that I had some experience in game programming in the past few years in college, so I wrote this article, this section describes the book list and

9 Free PHP Libraries _ turn 9 Powerful free PHP libraries & 20 You should know PHP library From:http://coolshell.cn/articles/200.html From:http://coolshell.cn/articles/455.html 1. ReCAPTCHA ReCAPTCHA allows your site to integrate with an advanced

9 Powerful, free PHP libraries ? 1. ReCAPTCHA ReCAPTCHA?? Allow your site to integrate with an advanced CAPTCHA system that can help you block some spam messages. The visual Captcha also has a useful sound function. In addition, in the reCAPTCHA