Umil.config exists

umil::config_exists –– Check if a config setting exists using the Umil Library.

Description
string umil::config_exists ( string $config_name [, boolean $return_result ] )

$return_result = false
True if the config setting exists False if the config setting does not exist

$return_result = true
The value of the config setting

Example #1
Check if a config item named 'test_mod' exists $umil->config_exists('test_mod');

Example #2
Check if a config item named 'test_mod' exists and return the value if it does exist $umil->config_exists('test_mod', true);