TOPS-20 PASCAL Language Manual - Bitsavers

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SYNTAX SUMMARY ::= = ::= I I - -= I --= { , ::= 00 - -= - -= I PACKED ::= I < set type> I < f i 1 e type> ::= ARRAY { , } 1 OF ::= ::= ::= RECORD END ::= I < va ria n t pa r t> I ::= { } ::= I { , } : ::= CASE OF { ; } ::= : < empty> ::= : ( I ::= { , } ::= ::= SET OF 00= 00= FILE OF ::= A ::= I VAR { ; ::= : I : := ::= { , } ::= VALUE { ; } ; I C-4
SYNTAX Sur~MARY ::= := ::= I I ::= r 1 ::= { , ::= •• ::= ( { i' } ) ""= ""= OF ::= ::= { ."= ::= ::= rrGLOBAL]] [rFORTRAN]] ::= EXTERN I EXTERNAL I FORTRAN ::= FORWARD [rGLOBAL]] FORWARD I rrFORTRAN1] FORWARD ::= PROCEDURE ; PROCEDURE ( { ;
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TOPS-20 PASCAL Language Manual AA-L
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CONTENTS PREFACE CHAPTER 1 INTRODUC
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7 • 1 . 1 7 . 1 . 2 7 • 1 . 3 7
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G-l G-2 G-3 G-4 Status of Stack Aft
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• Appendix A lists the various me
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CHAPTER I INTRODUCTION PASCAL-20 is
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PROGRAM Calculator (INPUT, OUTPUT);
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INTRODUCTION 1.1.6 Compilation Unit
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INTRODUCTION 1.2.3 Identifiers PASC
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INTRODUCTION The semicolon and the
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INTRODUCTION In the following examp
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CHAPTER 2 PASCAL DATA TYPES This ch
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PASCAL DATA TYPES In addition to de
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PASCAL DATA TYPES You can use strin
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PASCAL DATA TYPES The base type can
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PASCAL DATA TYPES is BOOLEAN, then
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PASCAL DATA TYPES In the three-dime
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PASCAL DATA TYPES To assign values
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PASCAL DATA TYPES 2.3.1.5 Array Exa
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PASCAL DATA TYPES The fields in thi
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PASCAL DATA TYPES 2.3.2.2 Assigning
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PASCAL DATA TYPES For example, assu
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PASCAL DATA TYPES Sets are compatib
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PASCAL DATA TYPES Example 3 F I 1..
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PASCAL DATA TYPES Pointer type defi
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PASCAL DATA TYPES Example 2 VAR Cit
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EXPRESSIONS Table 3-1: Arithmetic O
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EXPRESSIONS TabJe 1-2: Result Types
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EXPRESSIONS The set operators (+, *
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EXPRESSIONS PROGRAM Level_.O (IN PU
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CHAPTEH 4 PROGRAM HEADING AND DECLA
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PROGRAM HEADING AND DECLARATION SEC
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PASCAL STATEMENTS Simple and compou
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PASCAL STATEMENTS Example q Ase~5 :
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PASCAL STATEMENTS The objects of th
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PASCAL STATEMENTS Example 1 CASE EN
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PASCAL STATE~ENTS Example 4 := 1 TO
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PASC~L STATEMENTS 5.5 THE WITH STAT
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PASCAL STATEMENTS Example FOR I :=
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CHAPTER ~ PROCEDURES AND FUNCTIONS
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PROCEDURES AND FUNCTIONS Table ~-l:
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PROCEDURES AND FUNCTIONS Table ~-1:
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PROCEDURES AND FUNCTIONS This progr
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PROCEDURES AND FUNCTIONS You can al
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PROCEDURES AND FUNCTIONS This progr
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PROCEDURES AND FUNCTIONS Boolean fu
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PROCEDURES AND FUNCTIONS Table h-3:
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PROCEDURES AND FUNCTIONS Data items
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PROCEDURES AND FUNCTIONS The actual
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PROCEDURES AND FUNCTIONS An optiona
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PROCEDURES AND FUNCTIONS Example 1
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PROCEDURES AND FUNCTIONS Fo rma t 1
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PROCEDURES AND FUNCTIONS As a resul
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PROCEDURES AND FUNCTIONS label sect
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PROCEDURES AND FUNCTIONS The functi
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PROCEDURES AND FUNrTIONS Example 1
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CHAPTER 7 INPUT AND OUTPUT This cha
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INPUT AND OUTPUT In executing this
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INPUT AND OUTPUT where: file variab
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INPUT AND OUTPUT When you reach the
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INPUT AND OUTPUT To specify only th
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INPUT AND OUTPUT 7.7.4 Record Type
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INPUT AND OUTPUT This example cause
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INPUT AND OUTPUT 7.9 THE PUT PROCED
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INPUT AND OUTPUT READ does not read
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INPUT AND OUTPUT This program fragm
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INPUT AND OUTPUT You must call REWR
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INPUT AND OUTPUT The following rule
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INPUT AND OUTPUT This example write
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INPUT l\ND OUTPUT Example 1 BEGIN W
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INPUT AND OUTPUT The first referenc
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USING PASCAL ON TOPS-20 8.2 FILE SP
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USING PASCAL ON TOPS-20 After plann
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USING P~SCAL ON TOPS-20 /TAKE The /
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USING PASCAL ON TOPS-20 If you omit
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USING PASCAL ON TOPS-20 The first c
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• AVERAGE SCORE SOURCE LISTING o
Page 170 and 171: USING PASCAL ON TOPS-20 The compile
Page 172 and 173: USING PASCAL ON TOPS-20 8.4.6.3 Cro
Page 174 and 175: USTNG PASCAL ON TOPS-20 Example 3 f
Page 176 and 177: PASDDT: THE PASCAL-20 DEBUGGER 9.3
Page 178 and 179: PASDDT: THE PASCAL-?O DEBUGGER cons
Page 180 and 181: PASDDT: THE PASCAL-20 DEBUGGER As s
Page 182 and 183: PASDDT: THE PASCAL-20 DEBUGGER Note
Page 186 and 187: PASDDT: THE PAS~AL-20 DEBUGGER ]. T
Page 190 and 191: P~SDDT: THE PASCAL-?O DEBUGGER To r
Page 193 and 194: ._------------- Table A-I: Run-time
Page 195 and 196: PASCAL MESSAGES -------------------
Page 197 and 198: PASCAL MESSAGES ? PASOl7 "BEGIN" ex
Page 199 and 200: PASCAL MESSAGES ? PASIOS Sign not a
Page 201 and 202: PASCAL MESSAGES ? PAS130 Expression
Page 203 and 204: PASCAL MESSAGES ? PAS157 Case label
Page 205 and 206: PASCAL MESSAGES ? PAS184 External p
Page 207 and 208: PASCAL MESSAGES ? PAS?II Incorrect
Page 209 and 210: PASCAL MESSAGES ? PAS253 Too many a
Page 211: PASCAL MESSAGES % PAS457 Nonstandar
Page 214 and 215: ASCII CHARACTER SET Table 8-1: The
Page 217 and 218: APPENDIX C SYNTAX SUMMARY This appe
Page 219: SYNTAX Sm1MARY ::= I I I I
Page 223 and 224: SYNTAX SU~1MARY ::= ft ::= ::=
Page 225: SYNTAX SUr-1MARY ""= ::= ,
Page 228 and 229: -------- ---- ---- ----------------
Page 230 and 231: ISO COMPLIANCE 4. A program paramet
Page 232 and 233: ISO CO~PLIANCE The DISPOSE procedur
Page 234 and 235: ISO COMPLIANCE In the UNPACK(z,i. ,
Page 236 and 237: ISO COMPLIANCE In a FOR statement,
Page 239 and 240: APPENDIX F DIFFERENCES BETWEEN PASC
Page 241 and 242: DIFFERENCES BETWEEN PASCAL-20 AND V
Page 243 and 244: APPENDIX G PROCEDURE AND FUNCTION C
Page 245 and 246: PROCEDURE AND FUNCTION CALLING SEQU
Page 247 and 248: PROCEDURE ~ND FUNCTION CALLING SEQU
Page 249 and 250: INDEX /ABORT switch, 8-7 ABS functi
Page 251 and 252: Function (Cont.) EOF, 1-7, 6-14 EOL
Page 253: INDEX (Co n t. ) Set operator, 1-8,
Page 256: - Do Not Tear - Fold Here and Tape
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