$utf8.=u2utf8(hexdec($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($im);
?>
以下为引用的内容：
<?php
//对javascript和select部件的结合运用
//在写程序的过程，我想实现在select对象选中选项后，
//不需要提交按钮，而直接触发动作，且在动作发生后
//的页面中要保持所选择的选项。经过形容，终于通过
//使用javascript及select对象的onchange属性及
//value值而实现了这种功能。
//代码如下(文件名为"test.php")：
switch ($mon){
case '': echo '请选择您的星座：';break;
case '1':echo '您的星座是水瓶座';break;
case '2':echo '您的星座是双鱼座';break;
case '3':echo '您的星座是白羊座';break;
case '4':echo '您的星座是金牛座';break;
case '5':echo '您的星座是双子座';break;
case '6':echo '您的星座是巨蟹座';break;
case '7':echo '您的星座是狮子座';break;
case '8':echo '您的星座是处女座';break;
case '9':echo '您的星座是天平座';break;
case '10':echo '您的星座是天蝎座';break;
case '11':echo '您的星座是射手座';break;
case '12':echo '您的星座是魔蝎座';break;
default:break;
}
?>
<form name="form1">
<select name="month_select"
onchange="#location.href=
this.options[this.selectedindex].value">
<option>--请选择你的星座--</option>
<option value="test.php?mon=1"
<?php if($mon=="1") echo " selected"; ?>>水瓶座</option>
<option value="test.php?mon=2"
<?php if($mon=="2") echo " selected"; ?>>双鱼座</option>
<option value="test.php?mon=3"
<?php if($mon=="3") echo " selected"; ?>>白羊座</option>
<option value="test.php?mon=4"
<?php if($mon=="4") echo " selected"; ?>>金牛座</option>
<option value="test.php?mon=5"
<?php if($mon=="5") echo " selected"; ?>>双子座</option>
<option value="test.php?mon=6"
<?php if($mon=="6") echo " selected"; ?>>巨蟹座</option>
<option value="test.php?mon=7"
<?php if($mon=="7") echo " selected"; ?>>狮子座</option>
<option value="test.php?mon=8"
<?php if($mon=="8") echo " selected"; ?>>处女座</option>
<option value="test.php?mon=9"
<?php if($mon=="9") echo " selected"; ?>>天平座</option>
<option value="test.php?mon=10"
<?php if($mon=="10") echo " selected"; ?>>天蝎座</option>
<option value="test.php?mon=11"
<?php if($mon=="11") echo " selected"; ?>>射手座</option>
<option value="test.php?mon=12"
<?php if($mon=="12") echo " selected"; ?>>魔蝎座</option>
</select>
</form>
<?
$uploadimgurl="mag/";
$showdatefilename=strftime("%y%m%d%h%m%s");
if($_get["up"]=="up"){
$uploadimgname=$_files['pic']['name'];
$filecount=$_files['pic']['size'];
$max_file_size=$_post["max_file_size"];
if ($filecount>$max_file_size){
echo "<script>alert(\"您上传的图片太大，超过指定的大小了!请重新上传!\")</script>";
}else{
$endfilename=strrchr($uploadimgname,".");
$filepath=$uploadimgurl."arc".$showdatefilename.$endfilename;
if (strspn(strrchr($uploadimgname,"."),".jpgifjpgif")>3){
move_uploaded_file($_files['pic']['tmp_name'],$filepath);
?>
<script >
parent.input.bny.value+='[img]<?=$filepath;?>[/img]<br>'
location.replace('upload.php')
</script>
<?
}else{
echo "<script>alert(\"您刚才上传的图片类型不符合要求!\");location.href=\"upload.php\"</script>";
}
}
}
?>
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