IBM TSO/E REXX User Manual page 235

parsing (continued)
template 89
partitioned data set
creating in ISPF/PDF 187
creating with ALLOCATE 190
description 185
for an exec 7
passing arguments 24
PDS 7
period
as place holder 23
portability of compiled REXX programs 6
prefix
in a data set name 7, 98
preliminary checklist 186
PROCEDURE instruction 73, 74, 80, 81
Procedures Language xiii
prompt
from TSO/E command 100, 124
overridden by an item in the data stack 147
overridden by item in the data stack 100
overridden by NOPROMPT in the PROFILE 100,
125
PROMPT external function 124
PROMPT function 100, 149
protection
of an element on a data stack 147
PULL instruction 21, 88, 137
PUSH instruction 136
Q
QBUF command 144
QELEM command 145
QSTACK command 149
queue
description 135
FIFO order 135
QUEUE instruction 136
QUEUED built-in function 137, 144
quotation mark 98
around a literal string 9
around command 20, 98
in an instruction 9
to prevent translation to uppercase 20
R
RC special variable
for debugging 112
used with a command 97
used with stack command 144, 145, 149
repetitive loop 47
RESULT special variable 75, 100
used with EXIT 57
REXX compiler
benefits 5
REXX environment
definition 181
REXX exec identifier 8, 14, 174
REXX instruction 71
adding during interactive trace 116
REXX instruction 71 (continued)
ADDRESS 106
ARG 22, 74, 82, 88
blank 14
CALL/RETURN 57
comment 14
conditional 41
continuing to the next line 10
DO/END 47
DO FOREVER 49
DO UNTIL 53
DO WHILE 52
entering 9
EXIT 57, 71, 78, 116
formatting 10
IF/THEN/ELSE 42
INTERPRET 153
interrupt 41
ITERATE 50
LEAVE 50, 55
literal string 9
looping 41
PARSE 20, 23
PARSE ARG 88
PARSE EXTERNAL 140
PARSE PULL 88, 137
PARSE UPPER ARG 88
PARSE UPPER PULL 88
PARSE UPPER VALUE 89
PARSE UPPER VAR 89
PARSE VALUE...WITH 89
PARSE VAR 89
PROCEDURE 73, 80
PROCEDURE EXPOSE 74, 81
PULL 21, 88, 137
PUSH 136
QUEUE 136
re-executing during interactive trace 116
SAY 8
SELECT/WHEN/OTHERWISE/END 44
SIGNAL 58
SIGNAL ON ERROR 113
syntax 9
TRACE
ending tracing 117
interactive tracing 114
tracing command 111
tracing expression 37
type of
assignment 13
command 14
keyword 13
label 14
null 14
using blank 10
using comma 10
using quotation mark 9, 98
using semicolon 11
writing 9
REXX language
comparison to CLIST 197
217
Index