摘要： <?php/** Captcha Class base on PHP GD Lib* @author Design* @version 1.0* @copyrighthttp://www.hzhuti.com/nokia/n97/ 2010* @demo* include('captchaClass.php');* $captchaDemo=new Captcha();* $captchaDemo->createImage();*/class Captcha{//@定义验证码图片高度private $height;//@定义验证码图片宽度private $width 阅读全文