在线时间:8:00-16:00
迪恩网络APP
随时随地掌握行业动态
扫描二维码
关注迪恩网络微信公众号
这个是一个PHP验证码类,自己写的.这个类是写这么多类以来,调试调了最久的!好辛苦呀!
因为不知道为什么,如果是用类来显示图片.你单单用类的方式来调是不显示错误的,只是图片不显示出来而已.所以我自己又多写了一个函数的验证码,这样来调试.累罗~~~~不过还是写完了~~~~哈哈哈~~~~~~
<?php
Class code { var $width =80; //图片的宽 var $hight =50; //图片的高 var $image; var $red =69; //图片的RGB颜色 var $green =188; //红 var $blue =105 ;//绿 var $pix =100 ;//蓝 var $pixcolor; //杂色颜色; var $pixred = 255 ; //红 var $pixgreen = 255;//绿 var $pixblue = 255; //蓝 var $txt=null;//验证码文字 var $txtcode=null; var $txtsub=null; var $pixnum = 300; //杂点数量 var $i=0; var $widthpx=0; var $highty=0; var $txtreg=20; var $txtgreen=30; function createimage() //创建一张图并填色 { $this->image = imagecreate($this->width,$this->hight); $this->color = imagecolorallocate($this->image,$this->red,$this->green,$this->blue); return imagefill($this->image,0,0,$this->color); } function createpix() //干扰因素 { for($this->i=1;$this->i<$this->pixnum;$this->i++) { $this->widthpx = rand(0,$this->width); $this->highty = rand(0,$this->hight); $this->pixcolor = imagecolorallocate($this->image,$this->pixred,$this->pixgreen,$this->pixblue); imagesetpixel($this->image,$this->widthpx,$this->highty,$this->pixcolor); } } function gettxt() //创建验证码文字 { $this->txt = array("A","B","C","D","E","F","G","H","I","M","Y","a","b","e","u","v","w","x","y","z","1","2","3","4","5","6","7","8","9","0"); for($this->i=0;$this->i<6;$this->i++) { $this->sub = $this->txt[rand(0,29)]; $this->txtcode.= $this->sub; } session_start(); $_SESSION["code"] = $this->txtcode; } function createstring() //创建验证码图片 { imagettftext($this->image,20,5,0,40,$this->pixcolor,"C:\WINDOWS\Fonts\simsun.ttc ",$this->txtcode); header("content-type:image/png"); return imagepng($this->image); imagedestroy($this->image); } function getcodeimage()//获得验证码图片 { $this->createimage(); $this->createpix(); $this->gettxt(); $this->createstring(); } } ?> <?php $text = new code; $text->createimage(); $text->gettxt(); $text->createpix(); $text->createstring(); ?> |
2022-08-15
2022-08-17
2022-11-06
2022-08-17
2022-07-18
请发表评论