PHP function to obtain the first letter of Chinese pinyin

PHP function to obtain the first letter of Chinese pinyin_PHP tutorial

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Release： 2016-07-21 15:44:51

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php gets the first letter of Chinese Pinyin

Copy the code The code is as follows:

function getinitial($str) 
{ 
$asc=ord(substr($str,0,1)); 
if ($asc<160) //Non-Chinese
{ 
if ($asc>=48 && $asc<=57){ 
return '1'; //number
}elseif ($asc>=65 && $asc<=90){ 
return chr($asc); // A--Z 
}elseif ($asc>=97 && $asc<=122){ 
return chr($asc-32); // a--z 
}else{ 
return '~'; //Other
} 
} 
else //Chinese
{ 
$asc=$asc*1000+ord(substr( $str,1,1)); 
//Get the first letter of Pinyin A--Z 
if ($asc>=176161 && $asc<176197){ 
return 'A'; 
 }elseif ($asc>=176197 && $asc<178193){ 
return 'B'; 
}elseif ($asc>=178193 && $asc<180238){ 
return 'C'; 
}elseif ($asc>=180238 && $asc<182234){ 
return 'D'; 
}elseif ($asc>=182234 && $asc<183162){ 
return 'E' ; 
}elseif ($asc>=183162 && $asc<184193){ 
return 'F'; 
}elseif ($asc>=184193 && $asc<185254){ 
return ' G'; 
}elseif ($asc>=185254 && $asc<187247){ 
return 'H'; 
}elseif ($asc>=187247 && $asc<191166){ 
 return 'J'; 
}elseif ($asc>=191166 && $asc<192172){ 
return 'K'; 
}elseif ($asc>=192172 && $asc<194232){ 
return 'L'; 
}elseif ($asc>=194232 && $asc<196195){ 
return 'M'; 
}elseif ($asc>=196195 && $asc<197182) { 
return 'N'; 
}elseif ($asc>=197182 && $asc<197190){ 
return 'O'; 
}elseif ($asc>=197190 && $asc< 198218){ 
return 'P'; 
}elseif ($asc>=198218 && $asc<200187){ 
return 'Q'; 
}elseif ($asc>=200187 && $ asc<200246){ 
return 'R'; 
}elseif ($asc>=200246 && $asc<203250){ 
return 'S'; 
}elseif ($asc>=203250 && $asc<205218){ 
return 'T'; 
}elseif ($asc>=205218 && $asc<206244){ 
return 'W'; 
}elseif ($asc> =206244 && $asc<209185){ 
return 'X'; 
}elseif ($asc>=209185 && $asc<212209){ 
return 'Y'; 
}elseif ($ asc>=212209){ 
return 'Z'; 
}else{ 
return '~'; 
} 
} 
} 
echo getinitial("script") ; 
?>

Copy code The code is as follows:

function getfirstchar ($s0){ 
$firstchar_ord=ord(strtoupper($s0{0})); 
if (($firstchar_ord>=65 and $firstchar_ord<=91)or($firstchar_ord>=48 and $ firstchar_ord<=57)) return $s0{0}; 
$s=iconv("UTF-8","gb2312", $s0); 
$asc=ord($s{0})* 256+ord($s{1})-65536; 
if($asc>=-20319 and $asc<=-20284)return "A"; 
if($asc>=-20283 and $ asc<=-19776)return "B"; 
if($asc>=-19775 and $asc<=-19219)return "C"; 
if($asc>=-19218 and $asc< =-18711)return "D"; 
if($asc>=-18710 and $asc<=-18527)return "E"; 
if($asc>=-18526 and $asc<=- 18240)return "F"; 
if($asc>=-18239 and $asc<=-17923)return "G"; 
if($asc>=-17922 and $asc<=-17418) return "H"; 
if($asc>=-17417 and $asc<=-16475)return "J"; 
if($asc>=-16474 and $asc<=-16213)return " K"; 
if($asc>=-16212 and $asc<=-15641)return "L"; 
if($asc>=-15640 and $asc<=-15166)return "M" ; 
if($asc>=-15165 and $asc<=-14923)return "N"; 
if($asc>=-14922 and $asc<=-14915)return "O"; 
if($asc>=-14914 and $asc<=-14631)return "P"; 
if($asc>=-14630 and $asc<=-14150)return "Q"; 
 if($asc>=-14149 and $asc<=-14091)return "R"; 
if($asc>=-14090 and $asc<=-13319)return "S"; 
if( $asc>=-13318 and $asc<=-12839)return "T"; 
if($asc>=-12838 and $asc<=-12557)return "W"; 
if($asc> ;=-12556 and $asc<=-11848)return "X"; 
if($asc>=-11847 and $asc<=-11056)return "Y"; 
if($asc>= -11055 and $asc<=-10247)return "Z"; 
return null; 
} 
echo getfirstchar("Haha"); 