<table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_61489"> <div class="blockcode"> <div id="code_Q3T"><ol> <li>function getfirstchar($s0) {</li> <li> $fchar = ord(substr($s0, 0, 1));</li> <li> if (($fchar >= ord("a") and $fchar <= ord("z"))or($fchar >= ord("A") and $fchar <= ord("Z"))) return strtoupper(chr($fchar));<li> $s = iconv("UTF-8", "gb2312", $s0);<li> $asc = ord($s{0}) * 256 ord($s小贝)-65536;<li> if ($asc >= -20319 and $asc <= -20284)return "A";<li> if ($asc >= -20283 and $asc <= -19776)return "B";<li> if ($asc >= -19775 and $asc <= -19219)return "C";<li> if ($asc >= -19218 and $asc <= -18711)return "D";<li> if ($asc >= -18710 and $asc <= -18527)return "E";<li> if ($asc >= -18526 and $asc <= -18240)return "F";<li> if ($asc >= -18239 and $asc <= -17923)return "G";<li> if ($asc >= -17922 and $asc <= -17418)return "I";<li> if ($asc >= -17417 and $asc <= -16475)return "J";<li> if ($asc >= -16474 and $asc <= -16213)return "K";<li> if ($asc >= -16212 and $asc <= -15641)return "L";<li> if ($asc >= -15640 and $asc <= -15166)return "M";<li> if ($asc >= -15165 and $asc <= -14923)return "N";<li> if ($asc >= -14922 and $asc <= -14915)return "O";<li> if ($asc >= -14914 and $asc <= -14631)return "P";<li> if ($asc >= -14630 and $asc <= -14150)return "Q";<li> if ($asc >= -14149 and $asc <= -14091)return "R";<li> if ($asc >= -14090 and $asc <= -13319)return "S";<li> if ($asc >= -13318 and $asc <= -12839)return "T";<li> if ($asc >= -12838 and $asc <= -12557)return "W";<li> if ($asc >= -12556 and $asc <= -11848)return "X";<li> if ($asc >= -11847 and $asc <= -11056)return "Y";<li> if ($asc >= -11055 and $asc <= -10247)return "Z";</li> <li> return null;</li> <li>} </li> </ol></div> <em onclick="copycode($('code_Q3T'));">复制代码</em> </div> <br> </td></tr></table> <div class="ptg mbm mtn"> PHP</div> <div id="comment_61489" class="cm"> </div> <div id="post_rate_div_61489"></div> <br><br>