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<?php
namespace Curl;
class ArrayUtil
{
/**
* Is Array Assoc
*
* @access public
* @param $array
*
* @return boolean
*/
public static function is_array_assoc($array)
{
return (bool)count(array_filter(array_keys($array), 'is_string'));
}
/**
* Is Array Multidim
*
* @access public
* @param $array
*
* @return boolean
*/
public static function is_array_multidim($array)
{
if (!is_array($array)) {
return false;
}
return (bool)count(array_filter($array, 'is_array'));
}
/**
* Array Flatten Multidim
*
* @access public
* @param $array
* @param $prefix
*
* @return array
*/
public static function array_flatten_multidim($array, $prefix = false)
{
$return = array();
if (is_array($array) || is_object($array)) {
if (empty($array)) {
$return[$prefix] = '';
} else {
foreach ($array as $key => $value) {
if (is_scalar($value)) {
if ($prefix) {
$return[$prefix . '[' . $key . ']'] = $value;
} else {
$return[$key] = $value;
}
} else {
if ($value instanceof \CURLFile) {
$return[$key] = $value;
} else {
$return = array_merge(
$return,
self::array_flatten_multidim(
$value,
$prefix ? $prefix . '[' . $key . ']' : $key
)
);
}
}
}
}
} elseif ($array === null) {
$return[$prefix] = $array;
}
return $return;
}
}