In PHP to generate a CAPTCHA image is quite simple, because in PHP for us to provide a graphics Gd.dll library, to enable the GD graphics library we just php.ini in the PHP-GD front; Method a $authnum = '; $ychar = "0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z&qu ...
In the Web application is often used to generate pictures of this function, in the PHP tutorial to create pictures need to support the GD library to create graphics, with this graphic function, we can easily generate thumbnails, verification code, to add watermarks and so on. In PHP to install the GD library to normal operation to create a picture function, the following methods, in the win system, find php.ini put; Extension=php_gd2.dll front ";" Go, and back up Apache OK. Here we look at the example of PHP ...
php tutorial Web page dynamic effects show the progress of the server to run the program If ('source' == $ _get ['act']) {// View source code show_source ($ _ server ["script_filename"]); exit;} ...
Php tutorial pattern verification code generation code and include ajax verification example application previously written verification code program is to provide the source code, but did not really figure verification code generated to verify the instance, this time we have a complete example of PHP validation It's There are 3 files: authcode.php ----- verification code generation php file authcode.html ----- front display page dealauthcode.php ----- ajax submitted to the background processing to determine the verification code is correct Processing page ...
Three PHP tutorial Chinese verification code generation and transfer method Generate Chinese verification code in PHP must be generated and generated verification verification code is not the same operation, because gd function only accepts utf8 format encoded text, so use php to generate Chinese verification Before the first code to be encoded conversion, operation iconph icon can be an instance of PHP. * / $ ch_str = "Chinese characters you want to generate Chinese characters"; $ str = array (); for ($ i = 0; $ i <strlen ($ ch_s ...
Php tutorial pattern verification code generation code and include ajax verification example application previously written verification code program is to provide the source code, but did not really figure verification code generated to verify the instance, this time we have a complete example of PHP validation It's There are 3 files: authcode.php ----- verification code generation php file authcode.html ----- front display page dealauthcode.php ----- ajax submitted to the background processing to determine the verification code is correct Processing page ...
The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in the "Domestic ASP System CMS Systems Summary Recommendation" A article, mentioned about ASP cms, let oneself long insight. And I in the Rain Hao's portrait help, successfully transforms the space from ASP to PHP. So, I have to give up the use of the original ASP space and procedures, this does not have to understand some of the CMS program on PHP. In personal efforts, and finally the blog Assistant installed on the PHP blog program, that is, Dede dream Content management system, and will be open to the outside world in the near future ...
WordPress is a http://www.aliyun.com/zixun/aggregation/9607.html "> blog platform developed using the PHP language, and users can support PHP and MySQL Database on the server to erect their own blog. WordPress can also be used as a content management system (CMS). WordPress is a free open source project that is licensed under the GNU General Public License. WORDPR ...
In the php tutorial to generate high-definition images must be used imagecreatetruecolor function to do, see below its usage imagecreatetruecolor (int x, int y) to create a black image of size and y, and its examples did not use Instead of adding the background color to the generated pixel, a color of the drawing is created directly using imagecolorallocate () * / / / Create image $ im = imagecreatetruecolor (...
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