php-Chinese Pinyin first letter tool class, php-Chinese character tool class _php tutorial

Source: Internet
Author: User

php-Chinese Pinyin first letter tool class, php-Chinese character tool class


 Php/** * Chinese Pinyin First Letter tool class * Note: English strings: Unchanged returns (including numbers) eg. abc123 = abc123* Chinese string: Returns the phonetic first character eg. test string = cszfc* Chinese-English mixed string: Returns the pinyin first character and English eg. I i i j = wiwj* eg.* $py = new Str2py (); * * $result = $py->getinitials (' Jay Chou '); * *//Get first letter * $result = $py->GETF  Irststring (' abc '); A * $resutl = $py->getfirststring ("Jay Chou"); z**/classstr2py{Private $_pinyins=Array(        176161 = ' A ', 176197 = ' B ', 178193 = ' C ', 180238 = ' D ', 182234 = ' E ',        183162 = ' F ', 184193 = ' G ', 185254 = ' H ', 187247 = ' J ', 191166 = ' K ', 192172 = ' L ', 194232 = ' M ', 196195 = ' N ', 197182 = ' O ', 197190 = ' P ' , 198218 = ' Q ', 200187 = ' R ', 200246 = ' S ', 203250 = ' T ', 205218 = ' W ', 206244 = ' X ', 209185 = ' Y ', 212209 = ' Z ',    ); Private $_charset=NULL; /** * constructor, specify required encoding Default:utf-8 * Support UTF-8, gb2312 * * @param unknown_type $charset*/     Public function__construct ($charset= ' Utf-8 ')    {        $this->_charset =$charset; }    /** * Chinese string substr * * @param string $STR * @param int $start * @param int $len * @return String*/    Private function_MSUBSTR ($str,$start,$len)    {        $start=$start* 2; $len=$len* 2; $strlen=strlen($str); $result= '';  for($i= 0;$i<$strlen;$i++)        {            if($i>=$start&&$i< ($start+$len))            {                if(Ord(substr($str,$i, 1)) > 129)                {                    $result.=substr($str,$i, 2); }                Else                {                    $result.=substr($str,$i, 1); }            }            if(Ord(substr($str,$i, 1)) > 129)            {                $i++; }        }        return $result; }    /** * string is divided into an array (kanji or a character unit) * * @param string $str * @return Array*/    Private function_cutword ($str)    {        $words=Array();  while($str!= "")        {            if($this->_isascii ($str))            {/*Non-Chinese*/                $words[] =$str[0]; $str=substr($str,strlen($str[0])); }            Else            {                $word=$this-&GT;_MSUBSTR ($str, 0, 1); $words[] =$word; $str=substr($str,strlen($word)); }        }        return $words; }    /** * Determines if a character is an ASCII character * * @param string $char * @return bool*/    Private function_isascii ($char)    {        return(Ord(substr($char, 0, 1)) < 160 ); }    /** * Determines whether the first 3 characters of a string are ASCII characters * * @param string $STR * @return bool*/    Private function_isasciis ($str)    {        $len=strlen($str) >= 3? 3:2; $chars=Array();  for($i= 1;$i<$len-1;$i++)        {            $chars[] =$this->_isascii ($str[$i]) ? ' Yes ': ' No '; }        $result=array_count_values($chars); if(Empty($result[' No ']))        {            return true; }        return false; }    /** * get the pinyin first character of the Chinese text string * * @param string $str * @return String*/     Public functionGetinitials ($str)    {        if(Empty($str))            return''; if($this->_isascii ($str[0]) &&$this->_isasciis ($str))        {            return $str; }        $result=Array(); if($this->_charset = = ' Utf-8 ')        {            $str=Iconv(' Utf-8 ', ' gb2312 ',$str); }        $words=$this->_cutword ($str); foreach($words  as $word)        {            if($this->_isascii ($word))            {/*Non-Chinese*/                $result[] =$word; Continue; }            $code=Ord(substr($word, 0, 1)) * 1000 +Ord(substr($word, 1, 1)); /*get pinyin first letter A--z*/            if(($i=$this->_search ($code))! =-1)            {                $result[] =$this->_pinyins[$i]; }        }        return Strtoupper(implode('',$result)); }    /** * 20140624 Wangtianbao Get the first letter * @param string $str * @return String*/     Public functionGetfirststring ($str)    {        //convert Chinese into letters first        $new _string=$this->getinitials ($str); if(Empty($new _string))        {            return''; }        Else        {            return Strtoupper(substr($new _string, 0, 1)); }    }    Private function_getchar ($ascii)    {        if($ascii>= &&$ascii<= 57)        {            return CHR($ascii);/*Digital*/        }        ElseIf($ascii>= &&$ascii<= 90)        {            return CHR($ascii);/*a--z*/        }        ElseIf($ascii>= &&$ascii<= 122)        {            return CHR($ascii-32);/*a--z*/        }        Else        {            return'-';/*other*/        }    }    /** * Find the required Chinese characters (gb2312) corresponding pinyin characters (dichotomy) * * @param int $code * @return int*/    Private function_search ($code)    {        $data=Array_keys($this-_pinyins); $lower= 0; $upper=sizeof($data)-1; $middle= (int)round(($lower+$upper)/2); if($code<$data[0])            return-1;  for (;;) {            if($lower>$upper)            {                return $data[$lower-1]; }            $tmp= (int)round(($lower+$upper)/2); if(!isset($data[$tmp]))            {                return $data[$middle]; }            Else            {                $middle=$tmp; }            if($data[$middle] <$code)            {                $lower= (int)$middle+ 1; }            Else if($data[$middle] ==$code)            {                return $data[$middle]; }            Else            {                $upper= (int)$middle-1; }        }    }}

http://www.bkjia.com/PHPjc/925549.html www.bkjia.com true http://www.bkjia.com/PHPjc/925549.html techarticle php-Chinese Pinyin first letter tool class, php-Chinese character tool class? PHP/* * Chinese Pinyin First Letter tool class * Note: English strings: Unchanged returns (including numbers) eg. abc123 = abc123* text ...

  • Related Article

    Contact Us

    The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

    If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

    A Free Trial That Lets You Build Big!

    Start building with 50+ products and up to 12 months usage for Elastic Compute Service

    • Sales Support

      1 on 1 presale consultation

    • After-Sales Support

      24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.