nl: returns the lower bound of a type signature . returns the null type signature if signature is a wildcard or upper bound ? extends t ; returns the signature of the type t of a lower bound ? super t or signature itself if it is not a bound signature . concode_field_sep String NULL_TYPE_SIGNATURE concode_elem_sep String OBJECT_SIGNATURE concode_elem_sep char[] NULL_TYPE_SIGNATURE_ARRAY concode_elem_sep char[] OBJECT_SIGNATURE_ARRAY concode_field_sep String qualifySignature concode_elem_sep int typeEnd concode_elem_sep char[] unboundedSignature concode_elem_sep String stripSignatureToFQN concode_elem_sep String getUpperBound concode_elem_sep char[] getUpperBound concode_elem_sep boolean isJavaLangObject concode_elem_sep int indexOf concode_elem_sep char[] fix83600
code: String function ( String arg0 ) { return String . valueOf ( getLowerBound ( arg0 . toCharArray ( ) ) ) ; }