hphp_array_idx() returns the value at the given key in the given array or the given default value if it is not found

function hphp_array_idx(
  mixed $search,
  mixed $key,
  mixed $def,
): mixed;

An error will be raised if the search parameter is not an array.


  • mixed $search - An array with keys to check.
  • mixed $key - Value to check.
  • mixed $def - The value to return if key is not found in search.


  • mixed - - Returns the value at 'key' in 'search' or 'def' if it is not found.