验证码类，放到 util 下的Images.class.php 里，字体见附件，或者改成你的，命名别重复
static function buildImageVerify($length=4, $mode=1, $type='png', $width=80, $height=40, $verifyName='verify') {<br>
import('ORG.Util.String');<br>
$randval = String::randString($length, $mode);<br>
$_SESSION[$verifyName] = md5($randval);<br>
$width = ($length * 10 + 10) > $width ? $length * 10 + 10 : $width;<br>
if ($type != 'gif' && function_exists('imagecreatetruecolor')) {<br>
$im = imagecreatetruecolor($width, $height);<br>
} else {<br>
$im = imagecreate($width, $height);<br>
}<br>
$backColor = imagecolorallocate($im, 255, 255, 255); <br>
imagefill($im,0,0,$backColor); <br>
$borderColor = imagecolorallocate($im,200,200,200); <br>
imagerectangle($im,0,0,79,39,$borderColor); <br>
<br>
for($i=2;$i
$line_color = imagecolorallocate($im,rand(200,255),rand(200,255),rand(200,255)); <br>
imageline($im,2,$i,77,$i,$line_color); <br>
}<br>
$pic=$im;<br>
$fontfiles = THINK_PATH . 'Font/CORBELZ.TTF';<br>
$font_size=10;<br>
$Str[0] = "ABCDEFGHIJKLMNoPQRSTUVWXYZ";<br>
$Str[1] = "abcdefghijklmnopqrstuvwxyz";<br>
$Str[2] = "1234567890123456789ABCDEFG";<br>
<br>
$imstr[0]["s"] = $Str[rand(0,2)][rand(0,25)]; <br>
$imstr[0]["x"] = rand(2,5); <br>
$imstr[0]["y"] = rand(1,2); <br>
<br>
$imstr[1]["s"] = $Str[rand(0,2)][rand(0,25)]; <br>
<br>
$imstr[1]["x"] = $imstr[0]["x"]+rand(10,22)-1+rand(0,1); <br>
$imstr[1]["y"] = rand(1,3); <br>
<br>
<br>
$imstr[2]["s"] = $Str[rand(0,2)][rand(0,25)]; <br>
<br>
$imstr[2]["x"] = $imstr[1]["x"]+rand(10,22)-1+rand(0,1); <br>
$imstr[2]["y"] = rand(1,2); <br>
<br>
<br>
$imstr[3]["s"] = $Str[rand(0,2)][rand(0,25)]; <br>
$imstr[3]["x"] = $imstr[2]["x"]+rand(10,22)-1+rand(0,1); <br>
$imstr[3]["y"] = rand(1,3); <br>
<br>
for ($i = 0; $i
$text_color = imagecolorallocate($im,rand(1,255),rand(1,255),rand(1,255)); <br>
imagettftext($pic,rand(20,50),$imstr[3]["y"],$imstr[$i]["x"],rand(30,40),$text_color, $fontfiles, $randval{$i}); <br>
}<br>
Image::output($im, $type);<br>
}演示地址 http://www.52zjk.cn/Index/reg
CORBELZ.rar
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