php根据汉字获取拼音(php基于拼音搜索实现原理)

简介:

php根据汉字获取拼音(php基于拼音搜索实现原理)

代码一:获取字符串汉字首字母,兼容GBK和UTF-8

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<?php
function  getfirstchar( $s0 ){    //获取单个汉字拼音首字母。注意:此处不要纠结。汉字拼音是没有以U和V开头的
     $fchar  = ord( $s0 {0});
     if ( $fchar  >= ord( "A" and  $fchar  <= ord( "z" ) ) return  strtoupper ( $s0 {0});
     $s1  = iconv( "UTF-8" , "gb2312" $s0 );
     $s2  = iconv( "gb2312" , "UTF-8" $s1 );
     if ( $s2  ==  $s0 ){ $s  $s1 ;} else { $s  $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  >= -17922  and  $asc  <= -17418)  return  "I" ;
     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;
     //return $s0;
}
function  pinyin_long( $zh ){   //获取整条字符串汉字拼音首字母
     $ret  "" ;
     $s1  = iconv( "UTF-8" , "gb2312" $zh );
     $s2  = iconv( "gb2312" , "UTF-8" $s1 );
     if ( $s2  ==  $zh ){ $zh  $s1 ;}
     for ( $i  = 0;  $i  strlen ( $zh );  $i ++){
         $s1  substr ( $zh , $i ,1);
         $p  = ord( $s1 );
         if ( $p  > 160){
             $s2  substr ( $zh , $i ++,2);
             $ret  .= getfirstchar( $s2 );
         } else {
             $ret  .=  $s1 ;
         }
     }
     return  $ret ;
}
echo  pinyin_long( '*《,@#$123HAHadf一年后' );
?>


输出:


代码二:获取字符串全拼,仅支持GBK

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<?php
class  ChineseSpell { //注意仅支持:GBK,故传入参数前须转码
     /**
     * @var array $chineseSpellList 拼音编码对应表
     * @access private
     */
     private  $chineseSpellList  array (
     'a' =>-20319,
     'ai' =>-20317,
     'an' =>-20304,
     'ang' =>-20295,
     'ao' =>-20292,
     'ba' =>-20283,
     'bai' =>-20265,
     'ban' =>-20257,
     'bang' =>-20242,
     'bao' =>-20230,
     'bei' =>-20051,
     'ben' =>-20036,
     'beng' =>-20032,
     'bi' =>-20026,
     'bian' =>-20002,
     'biao' =>-19990,
     'bie' =>-19986,
     'bin' =>-19982,
     'bing' =>-19976,
     'bo' =>-19805,
     'bu' =>-19784,
     'ca' =>-19775,
     'cai' =>-19774,
     'can' =>-19763,
     'cang' =>-19756,
     'cao' =>-19751,
     'ce' =>-19746,
     'ceng' =>-19741,
     'cha' =>-19739,
     'chai' =>-19728,
     'chan' =>-19725,
     'chang' =>-19715,
     'chao' =>-19540,
     'che' =>-19531,
     'chen' =>-19525,
     'cheng' =>-19515,
     'chi' =>-19500,
     'chong' =>-19484,
     'chou' =>-19479,
     'chu' =>-19467,
     'chuai' =>-19289,
     'chuan' =>-19288,
     'chuang' =>-19281,
     'chui' =>-19275,
     'chun' =>-19270,
     'chuo' =>-19263,
     'ci' =>-19261,
     'cong' =>-19249,
     'cou' =>-19243,
     'cu' =>-19242,
     'cuan' =>-19238,
     'cui' =>-19235,
     'cun' =>-19227,
     'cuo' =>-19224,
     'da' =>-19218,
     'dai' =>-19212,
     'dan' =>-19038,
     'dang' =>-19023,
     'dao' =>-19018,
     'de' =>-19006,
     'deng' =>-19003,
     'di' =>-18996,
     'dian' =>-18977,
     'diao' =>-18961,
     'die' =>-18952,
     'ding' =>-18783,
     'diu' =>-18774,
     'dong' =>-18773,
     'dou' =>-18763,
     'du' =>-18756,
     'duan' =>-18741,
     'dui' =>-18735,
     'dun' =>-18731,
     'duo' =>-18722,
     'e' =>-18710,
     'en' =>-18697,
     'er' =>-18696,
     'fa' =>-18526,
     'fan' =>-18518,
     'fang' =>-18501,
     'fei' =>-18490,
     'fen' =>-18478,
     'feng' =>-18463,
     'fo' =>-18448,
     'fou' =>-18447,
     'fu' =>-18446,
     'ga' =>-18239,
     'gai' =>-18237,
     'gan' =>-18231,
     'gang' =>-18220,
     'gao' =>-18211,
     'ge' =>-18201,
     'gei' =>-18184,
     'gen' =>-18183,
     'geng' =>-18181,
     'gong' =>-18012,
     'gou' =>-17997,
     'gu' =>-17988,
     'gua' =>-17970,
     'guai' =>-17964,
     'guan' =>-17961,
     'guang' =>-17950,
     'gui' =>-17947,
     'gun' =>-17931,
     'guo' =>-17928,
     'ha' =>-17922,
     'hai' =>-17759,
     'han' =>-17752,
     'hang' =>-17733,
     'hao' =>-17730,
     'he' =>-17721,
     'hei' =>-17703,
     'hen' =>-17701,
     'heng' =>-17697,
     'hong' =>-17692,
     'hou' =>-17683,
     'hu' =>-17676,
     'hua' =>-17496,
     'huai' =>-17487,
     'huan' =>-17482,
     'huang' =>-17468,
     'hui' =>-17454,
     'hun' =>-17433,
     'huo' =>-17427,
     'ji' =>-17417,
     'jia' =>-17202,
     'jian' =>-17185,
     'jiang' =>-16983,
     'jiao' =>-16970,
     'jie' =>-16942,
     'jin' =>-16915,
     'jing' =>-16733,
     'jiong' =>-16708,
     'jiu' =>-16706,
     'ju' =>-16689,
     'juan' =>-16664,
     'jue' =>-16657,
     'jun' =>-16647,
     'ka' =>-16474,
     'kai' =>-16470,
     'kan' =>-16465,
     'kang' =>-16459,
     'kao' =>-16452,
     'ke' =>-16448,
     'ken' =>-16433,
     'keng' =>-16429,
     'kong' =>-16427,
     'kou' =>-16423,
     'ku' =>-16419,
     'kua' =>-16412,
     'kuai' =>-16407,
     'kuan' =>-16403,
     'kuang' =>-16401,
     'kui' =>-16393,
     'kun' =>-16220,
     'kuo' =>-16216,
     'la' =>-16212,
     'lai' =>-16205,
     'lan' =>-16202,
     'lang' =>-16187,
     'lao' =>-16180,
     'le' =>-16171,
     'lei' =>-16169,
     'leng' =>-16158,
     'li' =>-16155,
     'lia' =>-15959,
     'lian' =>-15958,
     'liang' =>-15944,
     'liao' =>-15933,
     'lie' =>-15920,
     'lin' =>-15915,
     'ling' =>-15903,
     'liu' =>-15889,
     'long' =>-15878,
     'lou' =>-15707,
     'lu' =>-15701,
     'lv' =>-15681,
     'luan' =>-15667,
     'lue' =>-15661,
     'lun' =>-15659,
     'luo' =>-15652,
     'ma' =>-15640,
     'mai' =>-15631,
     'man' =>-15625,
     'mang' =>-15454,
     'mao' =>-15448,
     'me' =>-15436,
     'mei' =>-15435,
     'men' =>-15419,
     'meng' =>-15416,
     'mi' =>-15408,
     'mian' =>-15394,
     'miao' =>-15385,
     'mie' =>-15377,
     'min' =>-15375,
     'ming' =>-15369,
     'miu' =>-15363,
     'mo' =>-15362,
     'mou' =>-15183,
     'mu' =>-15180,
     'na' =>-15165,
     'nai' =>-15158,
     'nan' =>-15153,
     'nang' =>-15150,
     'nao' =>-15149,
     'ne' =>-15144,
     'nei' =>-15143,
     'nen' =>-15141,
     'neng' =>-15140,
     'ni' =>-15139,
     'nian' =>-15128,
     'niang' =>-15121,
     'niao' =>-15119,
     'nie' =>-15117,
     'nin' =>-15110,
     'ning' =>-15109,
     'niu' =>-14941,
     'nong' =>-14937,
     'nu' =>-14933,
     'nv' =>-14930,
     'nuan' =>-14929,
     'nue' =>-14928,
     'nuo' =>-14926,
     'o' =>-14922,
     'ou' =>-14921,
     'pa' =>-14914,
     'pai' =>-14908,
     'pan' =>-14902,
     'pang' =>-14894,
     'pao' =>-14889,
     'pei' =>-14882,
     'pen' =>-14873,
     'peng' =>-14871,
     'pi' =>-14857,
     'pian' =>-14678,
     'piao' =>-14674,
     'pie' =>-14670,
     'pin' =>-14668,
     'ping' =>-14663,
     'po' =>-14654,
     'pu' =>-14645,
     'qi' =>-14630,
     'qia' =>-14594,
     'qian' =>-14429,
     'qiang' =>-14407,
     'qiao' =>-14399,
     'qie' =>-14384,
     'qin' =>-14379,
     'qing' =>-14368,
     'qiong' =>-14355,
     'qiu' =>-14353,
     'qu' =>-14345,
     'quan' =>-14170,
     'que' =>-14159,
     'qun' =>-14151,
     'ran' =>-14149,
     'rang' =>-14145,
     'rao' =>-14140,
     're' =>-14137,
     'ren' =>-14135,
     'reng' =>-14125,
     'ri' =>-14123,
     'rong' =>-14122,
     'rou' =>-14112,
     'ru' =>-14109,
     'ruan' =>-14099,
     'rui' =>-14097,
     'run' =>-14094,
     'ruo' =>-14092,
     'sa' =>-14090,
     'sai' =>-14087,
     'san' =>-14083,
     'sang' =>-13917,
     'sao' =>-13914,
     'se' =>-13910,
     'sen' =>-13907,
     'seng' =>-13906,
     'sha' =>-13905,
     'shai' =>-13896,
     'shan' =>-13894,
     'shang' =>-13878,
     'shao' =>-13870,
     'she' =>-13859,
     'shen' =>-13847,
     'sheng' =>-13831,
     'shi' =>-13658,
     'shou' =>-13611,
     'shu' =>-13601,
     'shua' =>-13406,
     'shuai' =>-13404,
     'shuan' =>-13400,
     'shuang' =>-13398,
     'shui' =>-13395,
     'shun' =>-13391,
     'shuo' =>-13387,
     'si' =>-13383,
     'song' =>-13367,
     'sou' =>-13359,
     'su' =>-13356,
     'suan' =>-13343,
     'sui' =>-13340,
     'sun' =>-13329,
     'suo' =>-13326,
     'ta' =>-13318,
     'tai' =>-13147,
     'tan' =>-13138,
     'tang' =>-13120,
     'tao' =>-13107,
     'te' =>-13096,
     'teng' =>-13095,
     'ti' =>-13091,
     'tian' =>-13076,
     'tiao' =>-13068,
     'tie' =>-13063,
     'ting' =>-13060,
     'tong' =>-12888,
     'tou' =>-12875,
     'tu' =>-12871,
     'tuan' =>-12860,
     'tui' =>-12858,
     'tun' =>-12852,
     'tuo' =>-12849,
     'wa' =>-12838,
     'wai' =>-12831,
     'wan' =>-12829,
     'wang' =>-12812,
     'wei' =>-12802,
     'wen' =>-12607,
     'weng' =>-12597,
     'wo' =>-12594,
     'wu' =>-12585,
     'xi' =>-12556,
     'xia' =>-12359,
     'xian' =>-12346,
     'xiang' =>-12320,
     'xiao' =>-12300,
     'xie' =>-12120,
     'xin' =>-12099,
     'xing' =>-12089,
     'xiong' =>-12074,
     'xiu' =>-12067,
     'xu' =>-12058,
     'xuan' =>-12039,
     'xue' =>-11867,
     'xun' =>-11861,
     'ya' =>-11847,
     'yan' =>-11831,
     'yang' =>-11798,
     'yao' =>-11781,
     'ye' =>-11604,
     'yi' =>-11589,
     'yin' =>-11536,
     'ying' =>-11358,
     'yo' =>-11340,
     'yong' =>-11339,
     'you' =>-11324,
     'yu' =>-11303,
     'yuan' =>-11097,
     'yue' =>-11077,
     'yun' =>-11067,
     'za' =>-11055,
     'zai' =>-11052,
     'zan' =>-11045,
     'zang' =>-11041,
     'zao' =>-11038,
     'ze' =>-11024,
     'zei' =>-11020,
     'zen' =>-11019,
     'zeng' =>-11018,
     'zha' =>-11014,
     'zhai' =>-10838,
     'zhan' =>-10832,
     'zhang' =>-10815,
     'zhao' =>-10800,
     'zhe' =>-10790,
     'zhen' =>-10780,
     'zheng' =>-10764,
     'zhi' =>-10587,
     'zhong' =>-10544,
     'zhou' =>-10533,
     'zhu' =>-10519,
     'zhua' =>-10331,
     'zhuai' =>-10329,
     'zhuan' =>-10328,
     'zhuang' =>-10322,
     'zhui' =>-10315,
     'zhun' =>-10309,
     'zhuo' =>-10307,
     'zi' =>-10296,
     'zong' =>-10281,
     'zou' =>-10274,
     'zu' =>-10270,
     'zuan' =>-10262,
     'zui' =>-10260,
     'zun' =>-10256,
     'zuo' =>-10254
     );
                       
     /**
     * 取汉字所有拼音
     * @param string $chinese 要转换的汉字
     * @param string $delimiter 分隔符
     * @param int $length 返回的长度
     * @return string
     */
     public  function  getFullSpell( $chinese $delimiter  '' $length  = 0){
         $spell  $this ->getChineseSpells( $chinese $delimiter );
         if ( $length ){
             $spell  substr ( $spell , 0,  $length );
         }
         return  $spell ;
     }
       
     /**
     * 取汉字第【一个】汉字完整拼音
     * @param string $chinese 要转换的汉字
     * @param int $length 返回的长度
     * @return string
     */
     public  function  getFirstSpell( $chinese $length  = 0){
         $spell  $this ->getChineseSpells( $chinese ' ' , 1);
         if ( $length ){
             $spell  substr ( $spell , 0,  $length );
         }
         return  $spell ;
     }
       
     /**
     * 取一个汉字码对应的拼音
     * @param int $num 汉字码
     * @param string $blank 空白字符
     * @return string
     */
     public  function  getChineseSpell ( $num $blank  '' ){
         if ( $num >0 &&  $num <160){
             return  chr ( $num );
         }
         elseif ( $num <-20319|| $num >-10247){
             return  $blank ;
         }
         else {
             foreach  ( $this ->chineseSpellList  as  $spell  =>  $code ){
                 if  ( $code  $num break ;
                 $result  $spell ;
             }
             return  $result ;
         }
     }
       
     /**
     * 取汉字拼音
     * @param string $chinese 要转换的汉字
     * @param string $delimiter 分隔符
     * @param int $first 是否只返回第一个
     * @return string
     */
     public  function  getChineseSpells( $chinese $delimiter  '' $first =0){
         $result  array ();
         for ( $i =0;  $i < strlen ( $chinese );  $i ++){
             $p  = ord( substr ( $chinese , $i ,1));
             if ( $p >160){
                 $q  = ord( substr ( $chinese ,++ $i ,1));
                 $p  $p *256 +  $q  - 65536;
             }
             $result [] =  $this ->getChineseSpell( $p );
             if ( $first ){
                 return  $result [0];
             }
         }
         return  implode( $delimiter $result );
     }
}
$ok = new  ChineseSpell();
$str = '%^&《》:“{}AGDFasdfas===取汉字所有拼音' ;
echo  $ok ->getFullSpell( $str );
echo  '<p />' ;
echo  $ok ->getChineseSpells( $str );
?>

输出:





      本文转自许琴 51CTO博客,原文链接:http://blog.51cto.com/xuqin/1223888,如需转载请自行联系原作者







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