public function metatag_handler_field_serialized::get_nested_value in Metatag 7

Retrieves a nested value from an array.

Parameters

array $value: An array of meta tag values.

string $path: The path to search for.

Return value

string|null The matching string, otherwise NULL.

2 calls to metatag_handler_field_serialized::get_nested_value()

metatag_handler_field_serialized::get_default_value in views/metatag_handler_field_serialized.inc

metatag_handler_field_serialized::get_value in views/metatag_handler_field_serialized.inc

Get the value that's supposed to be rendered.

File

views/metatag_handler_field_serialized.inc, line 123

Class

metatag_handler_field_serialized

Code

public function get_nested_value(array $value, $path) {
  foreach ($path as $index) {
    if (!isset($value[$index])) {
      return NULL;
    }
    $value = $value[$index];
  }
  return $value;
}