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如何分类统计下面的数组

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Release: 2016-06-23 14:25:52
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$t2=Array
(
    [南昌] => Array
        (
            [优秀] => 1
            [良好] => 1
        )
 
    [赣州] => Array
        (
            [优秀] => 2
        )
 
    [九江] => Array
        (
            [良好] => 1
            [差等] => 1
        )
)

南昌,赣州 九江优秀的数目统计。(根据$t2去计算优良差的个数)
优秀的数组如下
$t2_yx=Array ( 0 => '1', 1 => '2', 2 => '0' );

良好的数组如下
$t2_lh=Array ( 0 => '1', 1 => '0', 2 => '1' );
差等的数组如下
$t2_cd=Array ( 0 => '0', 1 => '0', 2 => '1' );

http://bbs.csdn.net/topics/390628423 
或者看这个。


回复讨论(解决方案)

学过php不该不会呀。

$good = array();$ok = array();$bad = array();foreach( $t2 as $k => $v ){	$good[$k] = $v["优秀"] ? $v["优秀"] : 0 ;	$ok[$k] = $v["良好"] ? $v["良好"] : 0 ;	$bad[$k] = $v["差等"] ? $v["差等"] : 0 ;}print_r( $good );print_r( $ok );print_r( $bad );
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