滤波器阵列由值与PHP
问题描述:
另一个数组我有一个这样的数组:滤波器阵列由值与PHP
[
{
"Firepack_sn":"20012205",
"Installation_Date":"",
"Type":"EH","Standard":"VAS",
"Capacity_m3h":"81",
"Pressure_bar":"3,4",
"Rpm":"2930",
"Power_kw":"72"
},
{
"Firepack_sn":"20023901",
"Installation_Date":"",
"Type":"DH","Standard":"VAS",
"Capacity_m3h":"195",
"Pressure_bar":"4,2",
"Rpm":"2000",
"Power_kw":"72"
}
]
而一个数组2这样的:
[
{
"user_id":"40009",
"firepack_id":"20012205",
"activated":"1"
},
{
"user_id":"40009",
"firepack_id":"21020393",
"activated":"0"
}
]
现在我想第一个滤镜阵列,所以我只能获得Firepack_sn,在存在数组2作为firepack_id
所以我想输出的元件是这样的:
[
{
"Firepack_sn":"20012205",
"Installation_Date":"",
"Type":"EH","Standard":"VAS",
"Capacity_m3h":"81",
"Pressure_bar":"3,4",
"Rpm":"2930",
"Power_kw":"72"
}
]
我该如何做到这一点?
答
这里是一个办法做到这一点:
首先,你需要提取你需要寻找的firepack_id,那么你通过$ ARR1需要循环,并检查是否Firepack_sn率比的一个相同如果是,则将其添加到数组中。
$arr1 = json_decode('[{"Firepack_sn":"20012205","Installation_Date":"","Type":"EH","Standard":"VAS","Capacity_m3h":"81","Pressure_bar":"3,4","Rpm":"2930","Power_kw":"72","Pump_Type":"KSB KFP50-200","Motor_Type":"DOOSAN PU066 VAS/CEA","Controller_Type":"WB882-E10 VAS","Pump_sn":"085259","Motor_sn":"EARPA209635","Controller_sn":"","Servicelevel":"","Cust_id":"0","Cust_branche":"","Cust_name":"","Cust_address1":"","Cust_zipcode":"","Cust_city":"","Cust_country":"","Cust_Phone":"","Cust_coachlevel":"","Site_Name":"E-set","Site_address1":"","Site_address2":"","Site_address3":"","Site_zipcode":"","Site_city":"","Site_country":"","Site_contact":"","Site_phone":"","activated":"1"},{"Firepack_sn":"20023901","Installation_Date":"","Type":"DH","Standard":"VAS","Capacity_m3h":"195","Pressure_bar":"4,2","Rpm":"2000","Power_kw":"72","Pump_Type":"KSB KFP50-200","Motor_Type":"DOOSAN PU066 VAS/CEA","Controller_Type":"WB882-E10 VAS","Pump_sn":"085259","Motor_sn":"EARPA209635","Controller_sn":"","Servicelevel":"","Cust_id":"0","Cust_branche":"","Cust_name":"","Cust_address1":"","Cust_zipcode":"","Cust_city":"","Cust_country":"","Cust_Phone":"","Cust_coachlevel":"","Site_Name":"D-set","Site_address1":"","Site_address2":"","Site_address3":"","Site_zipcode":"","Site_city":"","Site_country":"","Site_contact":"","Site_phone":"","activated":"0"}]');
$arr2 = json_decode('[{"user_id":"40009","firepack_id":"20012205","activated":"1"},{"user_id":"40009","firepack_id":"21020393","activated":"0"}]');
$firepackIds = array();
foreach($arr2 as $item){
$firepackIds[] = $item->firepack_id;
}
$goodRows = array();
foreach($arr1 as $item){
if(in_array($item->Firepack_sn, $firepackIds)){
$goodRows[] = $item;
}
}
echo json_encode($goodRows);
希望这会有所帮助。
谢谢!你的答案不起作用,但只需稍作修改即可。编辑: $ item-> firepack_id; = $ item ['firepack_id'] $ item-> Firepack_sn = $ item ['Firepack_sn'] – DNC
@DNC什么不起作用。我对理解你的编辑有些困难,我怀疑其中的一部分已被删除,你能否发表一些要点以便我可以更新我发布的内容? – vincenth