listing of variables in long form
whos()
whos -type typ
whos -name nam
:typ a name of selected variable type (see typeof) : :nam first characters of selected names :
whos() displays all current variable names sorted by name (case insensitive), types and memory used.
whos -type typ displays all current variables with specified type.
whos -name nam displays all current variables whose names begin with nam.
Note : If a variable is global, a * appears after his type name.
`lines`_(0)
whos()
whos -type boolean
whos -name %