<?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'];
$new[$v['date']]=$v["count"];
}print_r($new);
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")
);
preferences:
38.74 ms | 402 KiB | 5 Q