php根据汉字获取拼音（php基于拼音搜索实现原理）
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
<?phpfunction 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');?> |
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代码二：获取字符串全拼，仅支持GBK
<?phpclass 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);?> |
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本文出自 “PHPer许琴-专注于PHP技术” 博客，请务必保留此出处http://xuqin.blog.51cto.com/5183168/1223888
