实现排行版带有趋势的实现排行版带有趋势的,该怎么实现呢? 分享到: ------解决方案--------------------//先变形为这样,即用 uid 做键。生成这些数据时就应该这样做好$old_rank = array( 132=>array('uid'=>132,'use_score'=>61570), 121=>array('uid'=>121,'use_score'=>50932), 145=>array('uid'=>145,'use_score'=>46789), 100=>array('uid'=>100,'use_score'=>39089), 167=>array('uid'=>167,'use_score'=>29089));$new_rank = array( 132=>array('uid'=>132,'use_score'=>61570), 145=>array('uid'=>145,'use_score'=>51932), 121=>array('uid'=>121,'use_score'=>50932), 167=>array('uid'=>167,'use_score'=>40089), 100=>array('uid'=>100,'use_score'=>39089));foreach($new_rank as $k=>$v) $res[$k] = $v['use_score'] - $old_rank[$k]['use_score'];print_r($res);登入後複製Array( [132] => 0 [145] => 5143 [121] => 0 [167] => 11000 [100] => 0)