Online PHP editor | refs for L184D

<?php $arr=array( array("count"=>10,"date"=>"2014-04-16"), array("count"=>50,"date"=>"2014-04-18"), array("count"=>80,"date"=>"2014-04-20") ); $date =array("2014-04-16","2014-04-17","2014-04-18","2014-04-19","2014-04-20"); foreach($arr as $k =>$v ){ //if(!array_key_exists($v['date'],$date)){ // $arr[]=array("count"=>0,"date"=>$date) //} $tt[]=$v['date'];$cc[]=$v['count']; $new['date']=$v["count"]; } print_r(array_combine($date,$new)); //foreach($new as $k =>$v){ foreach($date as $k2 =>$v2 ){ if(!array_key_exists($v2,$new)){$new[$k2]=0;} }print_r($new); //} foreach($arr as $k2 =>$v2 ){foreach($date as $k =>$v ){ if(!array_key_exists($v,$tt)){ $arr[]=array("count"=>0,"date"=>$v); } } } print_r($arr); //对应$date所有日期转换为 $arr=array( array("count"=>10,"date"=>"2014-04-16"), array("count"=>0,"date"=>"2014-04-17"), array("count"=>50,"date"=>"2014-04-18"), array("count"=>0,"date"=>"2014-04-19"), array("count"=>80,"date"=>"2014-04-20") );