解决PHP中生成图片中加入中文问题

$font_file = "/js/simsun.ttf";
$str = iconv("GB2312","UTF-8","欢迎光临");
ImageTTFText($im, 20, 0, 30,40, $color, $font_file, $str);

在php.ini中打开php_iconv.dll(win32)或php_iconv.so(unix/linux)库
extension=php_iconv.dll ;去掉前面的引号.就可以用iconv()函数了.
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