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<?php
namespace JsonApi\Routes;
trait ArrayHelperTrait
{
/**
* Get an item from an array using "dot" notation.
*
* @param array $array
* @param string $key
* @param mixed $default
*
* @return mixed
*/
protected static function arrayGet($array, $key, $default = null)
{
if (is_null($key)) {
return $array;
}
if (isset($array[$key])) {
return $array[$key];
}
foreach (explode('.', $key) as $segment) {
if (!is_array($array) || !array_key_exists($segment, $array)) {
return $default;
}
$array = $array[$segment];
}
return $array;
}
/**
* Check if an item exists in an array using "dot" notation.
*
* @param array $array
* @param string $key
*
* @return bool
*/
protected static function arrayHas($array, $key)
{
if (empty($array) || is_null($key)) {
return false;
}
if (array_key_exists($key, $array)) {
return true;
}
foreach (explode('.', $key) as $segment) {
if (!is_array($array) || !array_key_exists($segment, $array)) {
return false;
}
$array = $array[$segment];
}
return true;
}
}
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