funca() (
	echo func-a
)
 
funcb() ( echo func-b )
 
funcc() (
	echo func-c
) 2>&1
 
type funca
type funcb
type funcc
 
funca
funcb
funcc
 
# when not in posix mode, bash allows non-identifiers as function names
set +o posix
foo-bar()
{
	:;
}
 
declare -F foo-bar
declare -f foo-bar