elgg_view_field(array $params=[])
Renders a form field, usually with a wrapper element, a label, help text, etc.
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
elgg_in_context($context)
Check if this context exists anywhere in the stack.
elgg_extract($key, $array, $default=null, $strict=true)
Checks for $array[$key] and returns its value if it exists, else returns $default.