function _form_options_search in Options Element 6

Same name and namespace in other branches

1. 7 options_element.inc \_form_options_search()

Recursive function for finding default value keys. Matches on keys or values.

1 call to _form_options_search()

_form_type_options_value in ./options_element.inc

Logic function for form_type_options_value(). Do not call directly.

File

./options_element.inc, line 436

All logic for options_element form elements.

Code

function _form_options_search($needle, $haystack, $include_pattern) {
  if (isset($haystack[$needle])) {
    return $needle;
  }
  elseif ($include_pattern && preg_match('/' . $include_pattern . '/', $needle)) {
    return $needle;
  }
  foreach ($haystack as $key => $value) {
    if (is_array($value)) {
      return _form_options_search($needle, $value, $include_pattern);
    }
    elseif ($value == $needle) {
      return $key;
    }
  }
}