php - 遍历 PHP 中的 stdClass 对象

Question

我有一个这样的对象：

stdClass Object
(
    [_count] => 10
    [_start] => 0
    [_total] => 37
    [values] => Array
        (
            [0] => stdClass Object
                (
                    [_key] => 50180
                    [group] => stdClass Object
                        (
                            [id] => 50180
                            [name] => CriticalChain
                        )

                )

            [1] => stdClass Object
                (
                    [_key] => 2357895
                    [group] => stdClass Object
                        (
                            [id] => 2357895
                            [name] => Data Modeling
                        )

                )

            [2] => stdClass Object
                (
                    [_key] => 1992105
                    [group] => stdClass Object
                        (
                            [id] => 1992105
                            [name] => SQL Server Users in Israel
                        )

                )

            [3] => stdClass Object
                (
                    [_key] => 37988
                    [group] => stdClass Object
                        (
                            [id] => 37988
                            [name] => CDO/CIO/CTO Leadership Council
                        )

                )

            [4] => stdClass Object
                (
                    [_key] => 4024801
                    [group] => stdClass Object
                        (
                            [id] => 4024801
                            [name] => BiT-HR, BI & IT Placement Agency
                        )

                )

            [5] => stdClass Object
                (
                    [_key] => 37845
                    [group] => stdClass Object
                        (
                            [id] => 37845
                            [name] => Israel Technology Group
                        )

                )

            [6] => stdClass Object
                (
                    [_key] => 51464
                    [group] => stdClass Object
                        (
                            [id] => 51464
                            [name] => Israel DBA's
                        )

                )

            [7] => stdClass Object
                (
                    [_key] => 66097
                    [group] => stdClass Object
                        (
                            [id] => 66097
                            [name] => SQLDBA
                        )

                )

            [8] => stdClass Object
                (
                    [_key] => 4462353
                    [group] => stdClass Object
                        (
                            [id] => 4462353
                            [name] => Israel High-Tech Group
                        )

                )

            [9] => stdClass Object
                (
                    [_key] => 4203807
                    [group] => stdClass Object
                        (
                            [id] => 4203807
                            [name] => Microsoft Team Foundation Server
                        )

                )

        )

)

我需要在 HTML 表中获取 id 和 name，但我似乎很难遍历这个对象。TIA。我知道我需要到达 Values Array，然后到达 group 对象，但是我在对象和数组之间的转换以及基于 foreach 和基于索引的迭代之间绊倒了。

例如我试过这个：

foreach ($res as $values) { print "\n"; print_r ($values); } 

它遍历对象，但它也让我无用

10 0 37

Answer 1

echo "<table>"

foreach ($object->values as $arr) {
    foreach ($arr as $obj) {
        $id   = $obj->group->id;
        $name = $obj->group->name;

        $html  = "<tr>";
        $html .=    "<td>Name : $name</td>";
        $html .=    "<td>Id   : $id</td>";
        $html .= "</tr>";
    }
}

echo "</table>";

Answer 2

由于这是 Google 中的最高结果，如果您搜索iterate over stdclass它可能有助于回答标题中的问题：

您可以简单地使用 foreach 来迭代 stdclass：

$user = new \stdClass();
$user->flag = 'red';

foreach ($user as $key => $value) {
   // $key is `flag`
   // $value is `red`
}

Answer 3

function objectToArray( $data ) 
{
    if ( is_object( $data ) ) 
        $d = get_object_vars( $data );
}

首先将对象转换为数组，例如：

$results = objectToArray( $results );

并使用

foreach( $results as result ){... ...}

Answer 4

我知道这是一个旧帖子，但为了其他人：使用 stdClass 时，您应该使用Reflections：

  $obj = new ReflectionObject($object);

  $propeties = $obj->getProperties();

      foreach($properties as $property) {
        $name = $property->getName();  <-- this is the reflection class
        $value = $object->$name;       <--- $object is your original $object

            here you need to handle the result (store in array etc)



        }

Answer 5

foreach($res->values as $value) {
    print_r($value);
}