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Pattern (cont’d)
execution, 3–16
expression, 4–11
linking (&), 3–13
operators, 3–13
searching, 3–10
Pattern assignment
partial (@), 3–14
PATTERN data type, 3–10 to 3–17
Predefined constants
names, 4–12
Procedural error handler, 4–24 to 4–25
Procedure
executing, 5–16
name, 4–15
parameter, 4–15 to 4–17
recommended naming conventions, 5–25
recommended size for, 5–2
recursive, 4–18
returning result, 3–8, 4–18
PROCEDURE statement, 4–15 to 4–19
PROCESS data type, 3–18
Program
add to section file, 5–20
calling DECTPU from, 5–1
compiling, 5–14 to 5–15
complex, 5–2
debugging, 5–28 to C–2
DECwindows DECTPU, 5–4
executing, 5–15 to 5–16
interrupting, 5–16
order, 5–3
simple, 5–2
syntax, 5–3
example, 5–3
writing, 5–1 to 5–12
PROGRAM data type, 3–18
Q
Qualifiers
See EDIT/TPU command, qualifiers
R
Radix of numeric constant
specifying, 4–34
Range
deleting, 3–19
erasing, 3–19
video attributes, 3–20
RANGE data type, 3–19 to 3–20
/READ_ONLY qualifier, 2–17
/RECOVER qualifier, 2–6, 2–18
Recovery
of buffer contents, 2–6
Recursive procedure, 4–18
Relational expression, 4–10
Relational operators, 3–15
Removal of window, 3–25
Repetitive statements, 4–20
Reserved word
built-in procedures, 4–12
keywords, 4–12
language elements, 4–13 to 4–14
predefined constants, 4–12
Resource
supported data types for, 5–11
Restoring terminal width
example, A–6
Restrictions
for DECTPU virtual address space, 2–8
for subprocesses on OpenVMS systems, 3–18
RETURN statement, 4–24, 4–28 to 4–29
S
Screen manager, 3–25
Search
anchoring a pattern, 3–17
for pattern, 3–10
unanchoring pattern elements, 3–17
Section files, 2–19
creating, 5–19
debugging, 5–28
default, 5–17
definition, 2–2
extending, 5–20
processing, 5–19, 5–20
recommended conventions, 5–23
/SECTION qualifier, 2–19, 5–21
Security considerations, 2–6
Selection, 5–13
dynamic, 5–13
found range, 5–14
static, 5–13
Select range
in EVE, 5–13
Semicolon
as statement separator, 1–7, 4–4, 4–14, 4–15,
4–16, 5–3
Separator
semicolon used as, 1–7, 4–4, 4–14, 4–15, 4–16,
5–3
SET (WIDGET) built-in procedure
using to specify resource values, 5–11
SET (WIDGET_CALLBACK) built-in procedure
using to specify callback routine, 5–8
SET built-in procedure
WIDGET, 5–9
SHOW (KEYWORDS) built-in procedure, 3–5
SHOW DEFAULTS BUFFER command, 5–27
Index–5