如何将这样的数组转换为对象?

[128] => Array
    (
        [status] => "Figure A.
 Facebook's horizontal scrollbars showing up on a 1024x768 screen resolution."
    )

[129] => Array
    (
        [status] => "The other day at work, I had some spare time"
    )

当前回答

使用json_encode是有问题的,因为它处理非UTF-8数据的方式。值得注意的是,json_encode/json_encode方法也将非关联数组作为数组。这可能是你想要的,也可能不是。我最近需要重新创建这个解决方案的功能,但没有使用json_ functions。这是我想到的:

/**
 * Returns true if the array has only integer keys
 */
function isArrayAssociative(array $array) {
    return (bool)count(array_filter(array_keys($array), 'is_string'));
}

/**
 * Converts an array to an object, but leaves non-associative arrays as arrays. 
 * This is the same logic that `json_decode(json_encode($arr), false)` uses.
 */
function arrayToObject(array $array, $maxDepth = 10) {
    if($maxDepth == 0) {
        return $array;
    }

    if(isArrayAssociative($array)) {
        $newObject = new \stdClass;
        foreach ($array as $key => $value) {
            if(is_array($value)) {
                $newObject->{$key} = arrayToObject($value, $maxDepth - 1);
            } else {
                $newObject->{$key} = $value;
            }
        }
        return $newObject;
    } else {

        $newArray = array();
        foreach ($array as $value) {
            if(is_array($value)) {
                $newArray[] = arrayToObject($value, $maxDepth - 1);
            } else {
                $newArray[] = $value;
            }                
        }
        return $newArray;
    }
}

其他回答

容易:

$object = json_decode(json_encode($array));

例子:

$array = array(
    'key' => array(
        'k' => 'value',
    ),
    'group' => array('a', 'b', 'c')
);

$object = json_decode(json_encode($array));

那么,以下是正确的:

$object->key->k === 'value';
$object->group === array('a', 'b', 'c')

有点复杂,但很容易扩展的技术:

假设你有一个数组

$a = [
     'name' => 'ankit',
     'age' => '33',
     'dob' => '1984-04-12'
];

假设您有一个Person类,它可能有来自这个数组的或多或少的属性。例如

class Person 
{
    private $name;
    private $dob;
    private $age;
    private $company;
    private $city;
}

如果你还想把数组改成person对象。你可以使用ArrayIterator类。

$arrayIterator = new \ArrayIterator($a); // Pass your array in the argument.

现在你有了迭代器对象。

创建一个扩展FilterIterator class的类;你必须定义抽象方法accept。遵循示例

class PersonIterator extends \FilterIterator
{
    public function accept()
    {
        return property_exists('Person', parent::current());
    }
}

上面的实现只在类中存在该属性时才会绑定它。

在类PersonIterator中再添加一个方法

public function getObject(Person $object)
{
        foreach ($this as $key => $value)
        {
            $object->{'set' . underscoreToCamelCase($key)}($value);
        }
        return $object;
}

确保在类中定义了mutator。 现在,您可以在想要创建对象的地方调用这些函数。

$arrayiterator = new \ArrayIterator($a);
$personIterator = new \PersonIterator($arrayiterator);

$personIterator->getObject(); // this will return your Person Object. 

我也有这个问题,但我注意到json_decode将JSON数组转换为对象。

所以,我通过使用json_encode($PHPArray)来实现我的解决方案,它返回对象的JSON字符串,然后我用Json_decode($string)解码字符串,它将返回一个完美的结构化对象。 速记

$object = json_decode(json_encode($array));

Or

$jsonString = json_encode($array);
$object = json_decode($jsonString);

显然,这只是对其他人答案的推断,但这里有一个递归函数,可以将任何多维数组转换为对象:

   function convert_array_to_object($array){
      $obj= new stdClass();
      foreach ($array as $k=> $v) {
         if (is_array($v)){
            $v = convert_array_to_object($v);   
         }
         $obj->{strtolower($k)} = $v;
      }
      return $obj;
   }

记住,如果数组有数字键,它们仍然可以通过{}在结果对象中引用(例如:$obj->prop->{4}->prop)

这个方法对我很管用

  function array_to_obj($array, &$obj)
  {
    foreach ($array as $key => $value)
    {
      if (is_array($value))
      {
      $obj->$key = new stdClass();
      array_to_obj($value, $obj->$key);
      }
      else
      {
        $obj->$key = $value;
      }
    }
  return $obj;
  }

function arrayToObject($array)
{
 $object= new stdClass();
 return array_to_obj($array,$object);
}

用法:

$myobject = arrayToObject($array);
print_r($myobject);

返回:

    [127] => stdClass Object
        (
            [status] => Have you ever created a really great looking website design
        )

    [128] => stdClass Object
        (
            [status] => Figure A.
 Facebook's horizontal scrollbars showing up on a 1024x768 screen resolution.
        )

    [129] => stdClass Object
        (
            [status] => The other day at work, I had some spare time
        )

像往常一样,你可以这样循环:

foreach($myobject as $obj)
{
  echo $obj->status;
}