PHP中文竖排转换实现方法

<"Content-Type" content="text/html; charset=utf-8" /> 
<form method="post" charset="utf-8"> 
 <p><"string" cols="50" rows="10"></textarea></p> 
 <p><input type="submit" /></p> 
</form> 

<"' => '＂', ';' => '；', ':' => '：', 
 '.' => '．', ',' => '，', '"<pre>"; 
 for($j = 0; $j < $height; $j++) { 
 for ($i = $width - 1; $i >= 0; $i--) { 
 $output .= $this->SEPARATOR; 
 $output .= isset($result[$i][$j]) "\n"; 
 } 
 
 return $output."</pre>"; 
 } 
 
 
 /** 
 * 转换字符串至数组 
 */ 
 private function mbStringToArray ($string, $encoding = 'utf-8') { 
 while ($strlen = mb_strlen($string)) { 
 $array[] = mb_substr($string, 0, 1, $encoding); 
 $string = mb_substr($string, 1, $strlen, $encoding); 
 } 
 
 return $array; 
 } 
} 
?>