请提供一php函数,把一utf8的字符串转换成gb2312。请务必帮忙,40万的项目要出炉了,急也! ?没看过 不知道 谁知道告诉下 学学 呵呵 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 是不是要一个函数转换啊,以前好象看着过,帮你找找 GB2312->UTF-8 转换函数关键词:PHP这个函数是干嘛的?哦,把汉字转换成UTF-8后,就可以在GD中使用了!(作者sadly)<?//Program writen by sadly www.phpx.comfunction gb2utf8($gb){if(!trim($gb))return $gb;$filename="gb2312.txt";$tmp=file($filename);$codetable=array();while(list($key,$value)=each($tmp))$codetable[hexdec(substr($value,0,6))]=substr($value,7,6);$utf8="";while($gb){if (ord(substr($gb,0,1))>127){$this=substr($gb,0,2);$gb=substr($gb,2,strlen($gb));$utf8.=u2utf8(hexdec($codetable[hexdec(bin2hex($this))-0x8080]));}else{$gb=substr($gb,1,strlen($gb));$utf8.=u2utf8(substr($gb,0,1));}}$ret="";for($i=0;$i<strlen($utf8);$i+=3)$ret.=chr(substr($utf8,$i,3));return $ret;}function u2utf8($c){for($i=0;$i<count($c);$i++)$str="";if ($c < 0x80) {$str.=$c;}else if ($c < 0x800) {$str.=(0xC0 | $c>>6);$str.=(0x80 | $c & 0x3F);}else if ($c < 0x10000) {$str.=(0xE0 | $c>>12);$str.=(0x80 | $c>>6 & 0x3F);$str.=(0x80 | $c & 0x3F);}else if ($c < 0x200000) {$str.=(0xF0 | $c>>18);$str.=(0x80 | $c>>12 & 0x3F);$str.=(0x80 | $c>>6 & 0x3F);$str.=(0x80 | $c & 0x3F);}return $str;}Header("Content-type: image/gif");$im = imagecreate(400,300);$bkg = ImageColorAllocate($im, 0,0,0);$clr = ImageColorAllocate($im, 255,255,255);$fnt = "wb.ttf";//include("gb2utf8.php");$str = gb2utf8("中国");ImageTTFText($im, 20, 0, 10, 20, $clr, $fnt, $str);ImageGif($im);ImageDestroy($im);?> php图片上传问题?? 大家帮我评价一下动网的论坛程序吧,谢谢了 mysql数据库里的如何自增1 ? 用PHP替换多个字符 apache配置的问题 [共享]php to oracle用ora连接,存入大字段(LONG) 关于sql注入的问题,请指点! 请问如何用PHP实现“禁止后退” 如何输出今天是一年的第几个星期,谢谢 PHP 问题求助 请高手指点-如何建立起一个信息系统` ■■■这个问题搞不懂(如何根据子窗口的操作控制父窗口的显示)■■■
<?
//Program writen by sadly www.phpx.com
function gb2utf8($gb)
{
if(!trim($gb))
return $gb;
$filename="gb2312.txt";
$tmp=file($filename);
$codetable=array();
while(list($key,$value)=each($tmp))
$codetable[hexdec(substr($value,0,6))]=substr($value,7,6);$utf8="";
while($gb)
{
if (ord(substr($gb,0,1))>127)
{
$this=substr($gb,0,2);
$gb=substr($gb,2,strlen($gb));
$utf8.=u2utf8(hexdec($codetable[hexdec(bin2hex($this))-0x8080]));
}
else
{
$gb=substr($gb,1,strlen($gb));
$utf8.=u2utf8(substr($gb,0,1));
}
}$ret="";
for($i=0;$i<strlen($utf8);$i+=3)
$ret.=chr(substr($utf8,$i,3));return $ret;
}function u2utf8($c)
{
for($i=0;$i<count($c);$i++)
$str="";
if ($c < 0x80) {
$str.=$c;
}
else if ($c < 0x800) {
$str.=(0xC0 | $c>>6);
$str.=(0x80 | $c & 0x3F);
}
else if ($c < 0x10000) {
$str.=(0xE0 | $c>>12);
$str.=(0x80 | $c>>6 & 0x3F);
$str.=(0x80 | $c & 0x3F);
}
else if ($c < 0x200000) {
$str.=(0xF0 | $c>>18);
$str.=(0x80 | $c>>12 & 0x3F);
$str.=(0x80 | $c>>6 & 0x3F);
$str.=(0x80 | $c & 0x3F);
}
return $str;
}Header("Content-type: image/gif");
$im = imagecreate(400,300);
$bkg = ImageColorAllocate($im, 0,0,0);
$clr = ImageColorAllocate($im, 255,255,255);
$fnt = "wb.ttf";
//include("gb2utf8.php");
$str = gb2utf8("中国");
ImageTTFText($im, 20, 0, 10, 20, $clr, $fnt, $str);
ImageGif($im);
ImageDestroy($im);
?>