PHP提取中文首字母

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<div class="codetitle"><a style="CURSOR: pointer" data="65382" class="copybut" id="copybut65382" onclick="doCopy('code65382')"> 代码如下:

<div class="codebody" id="code65382">
<?
functionpykey($py_key)
{
$pinyin=65536+pys($py_key);
if(45217<=$pinyin&&$pinyin<=45252)
{
$zimu="A";
return$zimu;
}
if(45253<=$pinyin&&$pinyin<=45760)
{
$zimu="B";
return$zimu;
}
if(45761<=$pinyin&&$pinyin<=46317)
{
$zimu="C";
return$zimu;
}
if(46318<=$pinyin&&$pinyin<=46825)
{
$zimu="D";
return$zimu;
}
if(46826<=$pinyin&&$pinyin<=47009)
{
$zimu="E";
return$zimu;
}
if(47010<=$pinyin&&$pinyin<=47296)
{
$zimu="F";
return$zimu;
}
if(47297<=$pinyin&&$pinyin<=47613)
{
$zimu="G";
return$zimu;
}
if(47614<=$pinyin&&$pinyin<=48118)
{
$zimu="H";
return$zimu;
}
if(48119<=$pinyin&&$pinyin<=49061)
{
$zimu="J";
return$zimu;
}
if(49062<=$pinyin&&$pinyin<=49323)
{
$zimu="K";
return$zimu;
}
if(49324<=$pinyin&&$pinyin<=49895)
{
$zimu="L";
return$zimu;
}
if(49896<=$pinyin&&$pinyin<=50370)
{
$zimu="M";
return$zimu;
}
if(50371<=$pinyin&&$pinyin<=50613)
{
$zimu="N";
return$zimu;
}
if(50614<=$pinyin&&$pinyin<=50621)
{
$zimu="O";
return$zimu;
}
if(50622<=$pinyin&&$pinyin<=50905)
{
$zimu="P";
return$zimu;
}
if(50906<=$pinyin&&$pinyin<=51386)
{
$zimu="Q";
return$zimu;
}
if(51387<=$pinyin&&$pinyin<=51445)
{
$zimu="R";
return$zimu;
}
if(51446<=$pinyin&&$pinyin<=52217)
{
$zimu="S";
return$zimu;
}
if(52218<=$pinyin&&$pinyin<=52697)
{
$zimu="T";
return$zimu;
}
if(52698<=$pinyin&&$pinyin<=52979)
{
$zimu="W";
return$zimu;
}
if(52980<=$pinyin&&$pinyin<=53640)
{
$zimu="X";
return$zimu;
}
if(53689<=$pinyin&&$pinyin<=54480)
{
$zimu="Y";
return$zimu;
}
if(54481<=$pinyin&&$pinyin<=62289)
{
$zimu="Z";
return$zimu;
}
$zimu=$py_key;
return$zimu;
}
functionpys($pysa)
{
$pyi="";
$i=0;
for(;$i<strlen($pysa);$i++)
{
$_obfuscate_8w=ord(substr($pysa,$i,1));
if(160<$_obfuscate_8w)
{
$_obfuscate_Bw=ord(substr($pysa,$i++,1));
$_obfuscate_8w=$_obfuscate_8w*256+$_obfuscate_Bw-65536;
}
$pyi.=$_obfuscate_8w;
}
return$pyi;
}
$letter=pykey("中华人民共和国");
echo$letter;
?>

原文链接:https://www.f2er.com/php/29705.html

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