php 擷取每個漢字的拼音首字母

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 1 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 2 <?php 3 function getfirstchar($s0){ 4     $fchar = ord($s0{0}); 5     if($fchar >= ord("A") and $fchar <= ord("z") )return strtoupper($s0{0}); 6     $s1 = $s0; 7     $s2 = $s1; 8     //$s1 = iconv("UTF-8","gb2312", $s0); 9     //$s2 = iconv("gb2312","UTF-8", $s1);10     if($s2 == $s0){$s = $s1;}else{$s = $s0;}11     $asc = ord($s{0}) * 256 + ord($s{1}) - 65536;12     if($asc >= -20319 and $asc <= -20284) return "A";13     if($asc >= -20283 and $asc <= -19776) return "B";14     if($asc >= -19775 and $asc <= -19219) return "C";15     if($asc >= -19218 and $asc <= -18711) return "D";16     if($asc >= -18710 and $asc <= -18527) return "E";17     if($asc >= -18526 and $asc <= -18240) return "F";18     if($asc >= -18239 and $asc <= -17923) return "G";19     if($asc >= -17922 and $asc <= -17418) return "I";20     if($asc >= -17417 and $asc <= -16475) return "J";21     if($asc >= -16474 and $asc <= -16213) return "K";22     if($asc >= -16212 and $asc <= -15641) return "L";23     if($asc >= -15640 and $asc <= -15166) return "M";24     if($asc >= -15165 and $asc <= -14923) return "N";25     if($asc >= -14922 and $asc <= -14915) return "O";26     if($asc >= -14914 and $asc <= -14631) return "P";27     if($asc >= -14630 and $asc <= -14150) return "Q";28     if($asc >= -14149 and $asc <= -14091) return "R";29     if($asc >= -14090 and $asc <= -13319) return "S";30     if($asc >= -13318 and $asc <= -12839) return "T";31     if($asc >= -12838 and $asc <= -12557) return "W";32     if($asc >= -12556 and $asc <= -11848) return "X";33     if($asc >= -11847 and $asc <= -11056) return "Y";34     if($asc >= -11055 and $asc <= -10247) return "Z";35     return null;36 }37 38 39 function pinyin1($zh){40     $ret = "";41     $s1 = iconv("UTF-8","gb2312", $zh);42     $s2 = iconv("gb2312","UTF-8", $s1);43     if($s2 == $zh){$zh = $s1;}44     for($i = 0; $i < strlen($zh); $i++){45         $s1 = substr($zh,$i,1);46         $p = ord($s1);47         if($p > 160){48             $s2 = substr($zh,$i++,2);49             $ret .= getfirstchar($s2);50         }else{51             $ret .= $s1;52         }53     }54     return $ret;55 }56 echo "測試123aaa<br/>";57 echo pinyin1(‘測試123aaa‘);58 59 ?>

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php 擷取每個漢字的拼音首字母