Object Types - HP 49G Pocket Manual



Object Types

The HP 49G makes use of 30 types of objects (listed in the
table below). Commands relevant to object types are:
• TYPE( obj )
• VTYPE(' name ') Returns the named object's type.
• TVARS( type )
• VARS
#
0
Real Number
1
Complex Number
2
String
3
Real Array
4
Complex Array
5
List
6
Global Name
7
Local Name
8
Program
9
Algebraic Object
10 Binary Integer
11 Graphics Object
12 Tagged Object
13 Unit Object
14 XLIB Name
15 Directory
16 Library
17 Backup Object
18 Built-in Function
19 Built-in Command
20 Internal Binary Integer
21 Extended Real No.
22 Extended Complex No.
23 Linked Array
24 Character Object
25 Code Object
26 Library Data
27 Minifont
28 Integer
29 Symbolic Vector/Matrix
30 Font
Returns the object's type.
Lists all objects of the specified type in the
current directory.
Lists all objects in the current directory.
Type Example
–6.02E23
(.5,–1.57)
"Hi there!"
[[ 1 2 ][ 3 4 ]]
[[ (1,0) (5,–5) ][ (5,5) (0,1) ]]
{ π 3.14 "PI" }
X
j
« T 11 / »
4*π*r^2'
# EFAC11h
Graphic 131 × 64
:Answer: 42
6_ft/min
XLIB 543 8
DIR ... END
Library 440: ...
Backup MYDIR
SIN
CLEAR
<123d>
Long Real
Long Complex
Linked Array
Character
Code
Library Data
Font
5
2 3 4
[ x x x x ]
Font
17