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根据某一键名对键值相同的分类
<pre>Array ( [0] => Array ( [shi] => 市辖区 [qu] => 曹子里 [url] => s120100 ) [1] => Array ( [shi] => 市辖区 [qu] => 杨村 [url] => s120100 ) [2] => Array ( [shi] => 辖县 [qu] => 蓟县 [url] => s120200 ) [3] => Array ( [shi] => 市辖区 [qu] => 滨海北 [url] => s120100 ) [4] => Array ( [shi] => 辖县 [qu] => 下仓 [url] => s120200 ) [5] => Array ( [shi] => 市辖区 [qu] => 宝坻 [url] => s120100 ) [6] => Array ( [shi] => 市辖区 [qu] => 天津南 [url] => s120100 ) [7] => Array ( [shi] => 辖县 [qu] => 静海 [url] => s120200 ) [8] => Array ( [shi] => 市辖区 [qu] => 军粮城北 [url] => s120100 ) [9] => Array ( [shi] => 市辖区 [qu] => 天津 [url] => s120100 ) [10] => Array ( [shi] => 市辖区 [qu] => 崔黄口 [url] => s120100 ) [11] => Array ( [shi] => 市辖区 [qu] => 武清 [url] => s120100 ) [12] => Array ( [shi] => 辖县 [qu] => 芦台 [url] => s120200 ) [13] => Array ( [shi] => 市辖区 [qu] => 大口屯 [url] => s120100 ) [14] => Array ( [shi] => 市辖区 [qu] => 天津西 [url] => s120100 ) [15] => Array ( [shi] => 市辖区 [qu] => 豆张庄 [url] => s120100 ) [16] => Array ( [shi] => 市辖区 [qu] => 滨海 [url] => s120100 ) [17] => Array ( [shi] => 辖县 [qu] => 唐官屯 [url] => s120200 ) [18] => Array ( [shi] => 市辖区 [qu] => 落垡 [url] => s120100 ) [19] => Array ( [shi] => 市辖区 [qu] => 塘沽 [url] => s120100 ) [20] => Array ( [shi] => 市辖区 [qu] => 茶淀 [url] => s120100 ) [21] => Array ( [shi] => 市辖区 [qu] => 杨柳青 [url] => s120100 ) [22] => Array ( [shi] => 辖县 [qu] => 上仓 [url] => s120200 ) ) //归类的函数 //合并某一字段键值相同的数组 function same_value_combine($array,$start){ static $new; foreach($array as $k=>$v){ if($v['shi']==$start){ $new[$v['url']][] = $v; unset($array[$k]); continue; } } sort($array); if(count($array)!==0){ same_value_combine($array,$array[0]['shi']); } return $new; } //执行函数 $new = same_value_combine($list,$list[0]['shi']);
################################################################################################ //打印结果 ################################################################################################## Array ( [s120100] => Array ( [0] => Array ( [shi] => 市辖区 [qu] => 曹子里 [url] => s120100 ) [1] => Array ( [shi] => 市辖区 [qu] => 杨村 [url] => s120100 ) [2] => Array ( [shi] => 市辖区 [qu] => 滨海北 [url] => s120100 ) [3] => Array ( [shi] => 市辖区 [qu] => 宝坻 [url] => s120100 ) [4] => Array ( [shi] => 市辖区 [qu] => 天津南 [url] => s120100 ) [5] => Array ( [shi] => 市辖区 [qu] => 军粮城北 [url] => s120100 ) [6] => Array ( [shi] => 市辖区 [qu] => 天津 [url] => s120100 ) [7] => Array ( [shi] => 市辖区 [qu] => 崔黄口 [url] => s120100 ) [8] => Array ( [shi] => 市辖区 [qu] => 武清 [url] => s120100 ) [9] => Array ( [shi] => 市辖区 [qu] => 大口屯 [url] => s120100 ) [10] => Array ( [shi] => 市辖区 [qu] => 天津西 [url] => s120100 ) [11] => Array ( [shi] => 市辖区 [qu] => 豆张庄 [url] => s120100 ) [12] => Array ( [shi] => 市辖区 [qu] => 滨海 [url] => s120100 ) [13] => Array ( [shi] => 市辖区 [qu] => 落垡 [url] => s120100 ) [14] => Array ( [shi] => 市辖区 [qu] => 塘沽 [url] => s120100 ) [15] => Array ( [shi] => 市辖区 [qu] => 茶淀 [url] => s120100 ) [16] => Array ( [shi] => 市辖区 [qu] => 杨柳青 [url] => s120100 ) ) [s120200] => Array ( [0] => Array ( [shi] => 辖县 [qu] => 上仓 [url] => s120200 ) [1] => Array ( [shi] => 辖县 [qu] => 下仓 [url] => s120200 ) [2] => Array ( [shi] => 辖县 [qu] => 唐官屯 [url] => s120200 ) [3] => Array ( [shi] => 辖县 [qu] => 芦台 [url] => s120200 ) [4] => Array ( [shi] => 辖县 [qu] => 蓟县 [url] => s120200 ) [5] => Array ( [shi] => 辖县 [qu] => 静海 [url] => s120200 ) ) ) #################################################################################################################
根据某一键名对键值相同的分类
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