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php 获取中文字符拼音首字母

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2016-06-23 13:14:28917browse

//php获取中文字符拼音首字母function getFirstCharter($str){    if(empty($str)){return '';}    $fchar=ord($str{0});    if($fchar>=ord('A')&&$fchar<=ord('z')) return strtoupper($str{0});    $s1=iconv('UTF-8','gb2312',$str);    $s2=iconv('gb2312','UTF-8',$s1);    $s=$s2==$str?$s1:$str;    $asc=ord($s{0})*256+ord($s{1})-65536;    if($asc>=-20319&&$asc<=-20284) return 'A';    if($asc>=-20283&&$asc<=-19776) return 'B';    if($asc>=-19775&&$asc<=-19219) return 'C';    if($asc>=-19218&&$asc<=-18711) return 'D';    if($asc>=-18710&&$asc<=-18527) return 'E';    if($asc>=-18526&&$asc<=-18240) return 'F';    if($asc>=-18239&&$asc<=-17923) return 'G';    if($asc>=-17922&&$asc<=-17418) return 'H';    if($asc>=-17417&&$asc<=-16475) return 'J';    if($asc>=-16474&&$asc<=-16213) return 'K';    if($asc>=-16212&&$asc<=-15641) return 'L';    if($asc>=-15640&&$asc<=-15166) return 'M';    if($asc>=-15165&&$asc<=-14923) return 'N';    if($asc>=-14922&&$asc<=-14915) return 'O';    if($asc>=-14914&&$asc<=-14631) return 'P';    if($asc>=-14630&&$asc<=-14150) return 'Q';    if($asc>=-14149&&$asc<=-14091) return 'R';    if($asc>=-14090&&$asc<=-13319) return 'S';    if($asc>=-13318&&$asc<=-12839) return 'T';    if($asc>=-12838&&$asc<=-12557) return 'W';    if($asc>=-12556&&$asc<=-11848) return 'X';    if($asc>=-11847&&$asc<=-11056) return 'Y';    if($asc>=-11055&&$asc<=-10247) return 'Z';    return null;}echo getFirstCharter('张');

转载:http://www.cnblogs.com/zhangjun516/p/3225576.html

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