| public find ( string $key, mixed $default = null, mixed $filter = null, string $separator = '.' ) : mixed | ||
| $key | string | The key to search for. Can be composed using $separator as the key/subkey separator |
| $default | mixed | The default value |
| $filter | mixed | Filter returned value |
| $separator | string | The separator to use when searching for subkeys. Default is '.' |
| return | mixed | |
public function find($key, $default = null, $filter = null, $separator = '.')
{
$value = $this->get($key);
// check if key exists in array
if (null !== $value) {
return $this->_filter($value, $filter);
}
// explode search key and init search data
$parts = explode($separator, $key);
$data = $this;
foreach ($parts as $part) {
// handle ArrayObject and Array
if (($data instanceof \ArrayObject || is_array($data)) && isset($data[$part])) {
$data = $data[$part];
continue;
}
// handle object
if (is_object($data) && isset($data->{$part})) {
$data =& $data->{$part};
continue;
}
return $this->_filter($default, $filter);
}
// return existing value
return $this->_filter($data, $filter);
} public function testFilter()
{
$value = ' 123.456 string <i>qwerty</i> ';
$data = new Data(array('key' => $value, 'array' => array('inner' => $value)));
// Default value
isSame(null, $data->get('undefined'));
isSame(42.123, $data->get('undefined', 42.123));
isSame(42, $data->get('undefined', 42.123, 'int'));
isSame(42.123, $data->get('undefined', '42.123', 'float'));
// Get & find
isSame($value, $data->get('key'));
isSame($value, $data->find('key'));
isSame($value, $data->find('array.inner'));
// One filter
isSame(123, $data->get('key', null, 'int'));
isSame(123, $data->find('key', null, 'int'));
isSame(123, $data->find('array.inner', null, 'int'));
// Several filters
isSame('stringqwerty', $data->get('key', null, 'strip, trim, alpha'));
isSame('stringqwerty', $data->find('key', null, 'strip, trim, alpha'));
isSame('stringqwerty', $data->find('array.inner', null, 'strip, trim, alpha'));
// Several filters
isSame('123.456 string qwerty', $data->get('key', null, function ($value) {
return trim(strip_tags($value));
}));
isSame('123.456 string qwerty', $data->find('key', null, function ($value) {
return trim(strip_tags($value));
}));
isSame('123.456 string qwerty', $data->find('array.inner', null, function ($value) {
return trim(strip_tags($value));
}));
}
