name_is_valid
Description:
Checks if action_name
is valid.
action_name
is valid if it consists only of alphanumeric characters, plus '-' and '.'. The empty string is not a valid action
name.
It is an error to call this function with a non-utf8 action_name
. action_name
must not be
null.
Parameters:
action_name |
a potential action name |
Returns:
true if |