PHP实现获取第一个中文首字母并进行排序的方法

Array
(
  [0] => Array
    (
      [sid] => 2885842
      [recetcstoredpay] => 24000
      [recetclprinciple] => 23465
      [paytcstoredpay] => 5455
      [paytclprinciple] => 34900
      [sname] => 百宴餐饮---便宜坊烤鸭店
    )
  [1] => Array
    (
      [sid] => 3644191
      [recetcstoredpay] => 89200
      [recetclprinciple] => 406930
      [paytcstoredpay] => 4090
      [paytclprinciple] => 97800
      [sname] => 大长秋餐饮中心
    )
  [2] => Array
    (
      [sid] => 5229673
      [recetcstoredpay] => 26000
      [recetclprinciple] => 45930
      [paytcstoredpay] => 24795
      [paytclprinciple] => 121800
      [sname] => 大众点评网
    )
  [3] => Array
    (
      [sid] => 3715927
      [recetcstoredpay] => 13600
      [recetclprinciple] => 56930
      [paytcstoredpay] => 5710
      [paytclprinciple] => 37800
      [sname] => 江东北路店
    )
  [4] => Array
    (
      [sid] => 3671092
      [recetcstoredpay] => 1280
      [recetclprinciple] => 46930
      [paytcstoredpay] => 128090
      [paytclprinciple] => 149800
      [sname] => 金凤区新馆
    )
  [5] => Array
    (
      [sid] => 1858783
      [recetcstoredpay] => 2040
      [recetclprinciple] => 4465
      [paytcstoredpay] => 245
      [paytclprinciple] => 4900
      [sname] => 浙江西子宾馆
    )
  [6] => Array
    (
      [sid] => 16832117
      [recetcstoredpay] => 81600
      [recetclprinciple] => 470930
      [paytcstoredpay] => 506090
      [paytclprinciple] => 8000
      [sname] => 欢乐谷店
    )
)

/**
* 取汉字的第一个字的首字母
* @param type $str
* @return string|null
*/
public function _getFirstCharter($str){
if(emptyempty($str)){return '';}
$fchar=ord($str{0});
if($fchar>=ord('A')&&$fchar<=ord('z')) return strtoupper($str{0});
$s1=iconv('UTF-8','gb2312',$str);
$s2=iconv('gb2312','UTF-8',$s1);
$s=$s2==$str"htmlcode">

//门店名称
$shopData = $this->_shopNamesArray;
//根据门店名称第一个汉字的首字母正序排序
$settles = $result['data'];
$settlesRes = array();
foreach ($settles as $sett) {
    $sname = $shopData[$sett['sid']];
    $sett['sname'] = $sname;
    $snameFirstChar = $this->_getFirstCharter($sname); //取出门店的第一个汉字的首字母
    $settlesRes[$snameFirstChar] = $sett;//以这个首字母作为key
}
ksort($settlesRes); //对数据进行ksort排序，以key的值升序排序




先把这些数据print出来看效果：


Array
(
  [B] => Array
    (
      [sid] => 2885842
      [recetcstoredpay] => 24000
      [recetclprinciple] => 23465
      [paytcstoredpay] => 5455
      [paytclprinciple] => 34900
      [sname] => 百宴餐饮---便宜坊烤鸭店
    )
  [D] => Array
    (
      [sid] => 5229673
      [recetcstoredpay] => 26000
      [recetclprinciple] => 45930
      [paytcstoredpay] => 24795
      [paytclprinciple] => 121800
      [sname] => 大众点评网
    )
  [H] => Array
    (
      [sid] => 16832117
      [recetcstoredpay] => 81600
      [recetclprinciple] => 470930
      [paytcstoredpay] => 506090
      [paytclprinciple] => 8000
      [sname] => 欢乐谷店
    )
  [J] => Array
    (
      [sid] => 3671092
      [recetcstoredpay] => 1280
      [recetclprinciple] => 46930
      [paytcstoredpay] => 128090
      [paytclprinciple] => 149800
      [sname] => 金凤区新馆
    )
  [Z] => Array
    (
      [sid] => 1858783
      [recetcstoredpay] => 2040
      [recetclprinciple] => 4465
      [paytcstoredpay] => 245
      [paytclprinciple] => 4900
      [sname] => 浙江西子宾馆
    )
)




完全正确，搞定了～
PS：这里再为大家推荐2款比较实用的相关在线排序工具供大家参考使用：
在线中英文根据首字母排序工具：

http://tools.jb51.net/aideddesign/zh_paixu
在线文本倒序翻转排序工具：

http://tools.jb51.net/aideddesign/flipped_txt
更多关于PHP相关内容感兴趣的读者可查看本站专题：《php排序算法总结》、《PHP数组(Array)操作技巧大全》、《php字符串(string)用法总结》、《php常用函数与技巧总结》、《PHP错误与异常处理方法总结》、《php面向对象程序设计入门教程》及《php常见数据库操作技巧汇总》
希望本文所述对大家PHP程序设计有所帮助。