如何获取值为大小为零的长数组

Question

我有来自谷歌api的以下数组，并且只想获得id。我如何从以下获得身份。当我试图获得尺寸时，它给我的尺寸为零。

Google_Service_Drive_FileList Object ( [collection_key:protected] => items
 [internal_gapi_mappings:protected] => Array ( ) [etag] => [itemsType:protected] 
=> Google_Service_Drive_DriveFile [itemsDataType:protected] => array [kind] => 
[nextLink] => [nextPageToken] => [selfLink] => [modelData:protected] => Array ( 
[items] => Array ( [0] => Array ( [id] => 0B0OnHwH_cQckeWZPdXFyRU5aMGs ) [1] => 
Array ( [id] => 0B0OnHwH_cQckaUVORkZaM2NoRXM ) [2] => Array ( [id] => 
1kCQLhEgzgeKO-L57ISWjQL4ctkxT4Gq2wrdzDFbrcac ) [3] => Array ( [id] => 
0B0OnHwH_cQckc3RhcnRlcl9maWxl ) [4] => Array ( [id] => 1-Yhs92vZnvUNArwAcZJZ9xa-
fXZ7ZgRrADyF-ikG1gU ) ) ) [processed:protected] => Array ( ) ) Array ( )

Answer 1

如果你的意思是对象属性，你可以做

$values = array();
$keys = array();
foreach($object as $key=>$value)
{
array_push($keys,$key);
array_push($values,$value);
}

这将为您提供每个对象属性及其对应的值