PHP 生成中文验证码乱码问题解决(1/2)_PHP教程

PHP 生成中文验证码乱码问题解决
//将要处理的汉字,先由UTF8的汉字转成html实体形式再使用.

//示例代码:

//ini_set('JIS-mapped Japanese Font Support',false);
$pic=imagecreate(250,30);
$black=imagecolorallocate($pic,0,0,0);
$white=imagecolorallocate($pic,255,255,255);
$font="C://WINDOWS//Fonts//simhei.ttf";

$str = '中华人民共和国';
$str = mb_convert_encoding($str, "html-entities","utf-8" );//结果:哪一队优先开球

imagettftext($pic,10,0,10,20,$white,$font,$str);

header("Content-type: image/jpeg");
$filename='./photo.jpg';
$im=imagecreatefromjpeg($filename);
imagecopymerge($im,$pic,0,0,0,0,250,30,50);
imagejpeg($im);

//pChart 示例代码:

/*
     Example14: A smooth flat pie graph
*/ 1 2

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