APSEL                                                              Menu:SELCT
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Adds or removes specified entity types from a selection group.

    1. (Y/N) option: y-select, n-deselect <y>
    2a.* (CHAR) group: w-ire, p-olyg, m-mwall, s-olid, c-place, a-hatch,
         <ENTER> -more
    2b.* (CHAR) l-wall, h-elp_line, d-ims, t-ext, g-eom. sect, o-solid sect.
for option `w':
    3.   (NUM) option: 1-lines, 2-arcs, 3-both for option `p':
    3.   (NUM) option: 1-symbol, 2-surface, 3-both
for option `m':
    3.   (NUM) option:1-mwalls, open & fill, 2-openings only, 3-fill only <1>
for option `c':
    3.   (NUM) option: 1-placed objects, 2-from graphic lib., 3-both
for option `a':
    3.   (NUM) option: 1-hatches, 2-linear patterns, 3-both

Description
This command selects or deselects entities according to entity type.
State whether you wish to select (default) or deselect entities from
the selection group and then select a letter from the following table:

Code    Entity Type

w       wires
p       polygons
m       multi-layer walls
s       solids
c       placed objects
a       hatch & patterns
h       help lines
d       dimension lines
t       text
g       geometric section plane
o       solid section plane

All the entities conforming to the specific entity type will be added
to or removed from the selection group.

Entities included in the selection group are displayed by red dotted
lines. Entities removed from the selection group revert to their original
color.

You are prompted to select additional entity types until you enter
another command.

Example: \apsel y h
Result:  All help lines in the current file are added to the selection group.
