<?php
$a = array(
0=>array("uid"=>1,"score"=>22),
1=>array("uid"=>2,"score"=>33),
2=>array("uid"=>3,"score"=>55),
3=>array("uid"=>3,"score"=>55),
7=>array("uid"=>1,"score"=>39),
8=>array("uid"=>2,"score"=>33),
);
foreach($a as $key=> $values)
{
$sum[$values['uid']] += $values['score'];
}
print_r($sum);
?>
$a = array(
0=>array("uid"=>1,"score"=>22),
1=>array("uid"=>2,"score"=>33),
2=>array("uid"=>3,"score"=>55),
3=>array("uid"=>3,"score"=>55),
7=>array("uid"=>1,"score"=>39),
8=>array("uid"=>2,"score"=>33),
);
foreach($a as $key=> $values)
{
$sum[$values['uid']] += $values['score'];
}
print_r($sum);
?>
作者：jackxiang@向东博客 专注WEB应用 构架之美 --- 构架之美，在于尽态极妍 | 应用之美，在于药到病除
地址：http://jackxiang.com/post/1691/
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