php实现姓名根据首字母排序的类与方法(实例代码)php实例

这篇文章主要介绍了php实现姓名根据首字母排序的类与方法，代码简单易懂，非常不错，具有一定的参考借鉴价值，需要的朋友参考下吧

php将名字按首字母进行排序，具体代码如下所示：

<?phppublic function getFirstChar($s){$s0 = mb_substr($s,0,3); //获取名字的姓$s = iconv('UTF-8','gb2312', $s0); //将UTF-8转换成GB2312编码//dump($s0);if (ord($s0)>128) { //汉字开头，汉字没有以U、V开头的$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 $asc<=-17760)return "G";if($asc>=-17759 and $asc<=-17248)return "H";if($asc>=-17247 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 $asc<=-12557)return "W";i<div style="color:transparent">本&文来源gaodai^.ma#com搞#代!码网</div><strong>搞gaodaima代码</strong>f($asc>=-12556 and $asc<=-11848)return "X";if($asc>=-11847 and $asc<=-11056)return "Y";if($asc>=-11055 and $asc<=-10247)return "Z";}else if(ord($s)>=48 and ord($s)<=57){ //数字开头switch(iconv_substr($s,0,1,'utf-8')){case 1:return "Y";case 2:return "E";case 3:return "S";case 4:return "S";case 5:return "W";case 6:return "L";case 7:return "Q";case 8:return "B";case 9:return "J";case 0:return "L";}}else if(ord($s)>=65 and ord($s)<=90){ //大写英文开头return substr($s,0,1);}else if(ord($s)>=97 and ord($s)<=122){ //小写英文开头return strtoupper(substr($s,0,1));}else{return iconv_substr($s0,0,1,'utf-8');//中英混合的词语，不适合上面的各种情况，因此直接提取首个字符即可}}public function addPeople(){$userName = array('张三','马大帅','李四','王五','小二','猫蛋','狗蛋','王花','三毛','小明','李刚','张飞');sort($userName);foreach($userName as $name){$char = $this->getFirstChar($name);$nameArray = array();if(count($charArray[$char])!=0){$nameArray = $charArray[$char];}array_push($nameArray,$name);$charArray[$char] = $nameArray;}ksort($charArray);$this->assign('_list',$charArray);}

页面显示

<foreach name="_list" item="vo" key="k"><p>{$k}</p><foreach name="vo" item="l"><span class="name">{$l}</span></foreach></foreach>

总结

以上所述是小编给大家介绍的php实现姓名根据首字母排序的类与方法，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对搞代码的支持！

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