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This article mainly introduces the method of obtaining the first letter of Chinese pinyin in the php program. Interested friends can refer to it. I hope it will be helpful to everyone.
The code is as follows:
//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; }
Summary: The above is the entire content of this article, I hope it will be helpful to everyone's study.
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