php 汉字转拼音源码

使用方法：   

$py = new PinYin();
$all_py = $py->get_all_py(\"吴国伟\"); //输出 [\'wu\',\'guo\',\'wei\']，输出字符串调用join方法,join(\'\',$all_py)
$first_py = $py->get_first_py($all_py);//输出 wgw
$first_letter = $py->get_first_letter($all_py);// 输出 w

源码：

<?php
 
/**
 * +------------------------------------------------------
 *    PHP 汉字转拼音
 * +------------------------------------------------------
 *    使用方法:
 *           $py = new PinYin();
 *           $all_py = $py->get_all_py(\"吴国伟\"); //输出 [\'wu\',\'guo\',\'wei\']，输出字符串调用join方法,join(\'\',$all_py)
 *           $first_py = $py->get_first_py($all_py);//输出 wgw
 *           $first_letter = $py->get_first_letter($all_py);// 输出 w
 *
 * +------------------------------------------------------
 */
class PinYin
{
 
    private $dict_list = 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
    );
 
 
    /**
     * 获取全部拼音，返回拼音的数组,如 \'张三丰\'  ==>  [\'zhang\',\'san\',\'feng\']
     * @param $chinese
     * @param string $charset
     * @return array
     */
    public function get_all_py($chinese, $charset = \'utf-8\')
    {
        if ($charset != \'gb2312\') $chinese = $this->_U2_Utf8_Gb($chinese);
        $py = $this->zh_to_pys($chinese);
 
        return $py;
    }
 
    /**
     * 获取拼音首字母，如[\'zhang\',\'san\',\'feng\']  ==> zsf
     * @param $all_pys
     * @return string
     */
    public function get_first_py($all_pys)
    {
        if (count($all_pys) <= 0) {
            return \'\';
        }
 
        $result = [];
        foreach ($all_pys as $one) {
            if (is_null($one) || strlen($one) <= 0) {
                continue;
            }
            $result[] = substr($one, 0, 1);
        }
 
        return join(\'\', $result);
    }
 
    /**
     * 获取拼音首字母，如[\'zhang\',\'san\',\'feng\']  ==> z
     * @param $all_pys
     * @return string
     */
    public function get_first_letter($all_pys)
    {
        if (count($all_pys) <= 0) {
            return \'\';
        }
 
        foreach ($all_pys as $one) {
            if (is_null($one) || strlen($one) <= 0) {
                continue;
            }
            return substr($one, 0, 1);
        }
 
        return \'\';
    }
 
    private function _U2_Utf8_Gb($_C)
    {
        $_String = \'\';
        if ($_C < 0x80) $_String .= $_C;
        elseif ($_C < 0x800) {
            $_String .= chr(0xC0 | $_C >> 6);
            $_String .= chr(0x80 | $_C & 0x3F);
        } elseif ($_C < 0x10000) {
            $_String .= chr(0xE0 | $_C >> 12);
            $_String .= chr(0x80 | $_C >> 6 & 0x3F);
            $_String .= chr(0x80 | $_C & 0x3F);
        } elseif ($_C < 0x200000) {
            $_String .= chr(0xF0 | $_C >> 18);
            $_String .= chr(0x80 | $_C >> 12 & 0x3F);
            $_String .= chr(0x80 | $_C >> 6 & 0x3F);
            $_String .= chr(0x80 | $_C & 0x3F);
        }
        return iconv(\'UTF-8\', \'GB2312\', $_String);
    }
 
    private function zh_to_py($num, $blank = \'\')
    {
        if ($num > 0 && $num < 160) {
            return chr($num);
        } elseif ($num < -20319 || $num > -10247) {
            return $blank;
        } else {
            foreach ($this->dict_list as $py => $code) {
                if ($code > $num) break;
                $result = $py;
            }
            return $result;
        }
    }
 
    private function zh_to_pys($chinese)
    {
        $result = array();
        for ($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[] = $this->zh_to_py($p);
        }
        return $result;
    }
}