Home > Article > Backend Development > Conversion between PHP objects and arrays
/**
* Conversion between PHP objects and arrays
*
* @author flyer0126
* @since 2012/05/03
**/
// 1. Use (array) and (object) to simply process
$objTemp = (object)array();
$objTemp->a = 1;
$objTemp->b = 2;
$objTemp->c = 3;
$arrTemp = (array)$objTemp;
print_r($objTemp);
print_r($arrTemp) ;
/**
stdClass Object
(
[a] => 1
[b] => 2
[c] => 3
)
Array
(
[a] => 1
[b] => 2
[c] => 3
)
**/
// PS: Simple (array) and (object) can only handle single-layer data, for multi-layer array and object conversion There is nothing you can do.
// 2. Conversion processing between multi-dimensional arrays and objects
/**
* Convert object to multi-dimensional array
*
**/
function objectToArray($d) {
if (is_object($d)) {
// Gets the properties of the given object
// with get_object_vars function
$d = get_object_vars($d);
}
if (is_array($d)) {
/*
* Return array converted to object
* Using __FUNCTION__ (Magic constant)
* for recursive call
*/
return array_map(__FUNCTION__, $d);
}
else {
// Return array
return $d;
}
}
/**
* Convert multidimensional array to object
*
**/
function arrayToObject($d) {
if (is_array($d)) {
/*
* Return array converted to object
* Using __FUNCTION__ (Magic constant)
* for recursive call
*/
return (object) array_map(__FUNCTION__, $d);
}
else {
/ / Return object
return $d;
}
}
// Useage:
$init = new stdClass;
$init->foo = "Test data";
$init ->bar = new stdClass;
$init->bar->baaz = "Testing";
$init->bar->fooz = new stdClass;
$init->bar- >fooz->baz = "Testing again";
$init->foox = "Just test";
// Convert array to object and then object back to array
$array = objectToArray ($init);
$object = arrayToObject($array);
// Print objects and array
print_r($init);
print_r($array);
print_r($object) ;
/**
stdClass Object
(
[foo] => Test data
[bar] => stdClass Object
(
[baaz] => Testing
[fooz] => stdClass Object
(
[baz] => Testing again
)
)
[foox] => Just test
)
Array
(
[foo] => Test data
[bar] => Array
(
[baaz] => Testing
[fooz] => Array
(
[baz] => Testing again
)
)
[foox] => Just test
)
stdClass Object
(
[foo] => Test data
[bar] => stdClass Object
(
[baaz] => Testing
[fooz] => stdClass Object
(
[baz] => Testing again
)
)
[foox] => Just test
)
**/