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Free Pascal reference guide
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Free Pascal reference guide
Contents
Contents
List of Tables
0.1 About this guide
0.1.1 Notations
0.1.2 Syntax diagrams
1. The Pascal language
1. Pascal Tokens
1.1 Symbols
1.2 Comments
1.3 Reserved words
1.3.1 Turbo Pascal reserved words
1.3.2 Delphi reserved words
1.3.3 Free Pascal reserved words
1.3.4 Modifiers
1.4 Identifiers
1.5 Numbers
1.6 Labels
1.7 Character strings
2. Constants
2.1 Ordinary constants
2.2 Typed constants
3. Types
3.1 Base types
3.1.1 Ordinal types
3.1.2 Real types
3.2 Character types
3.2.1 Char
3.2.2 Strings
3.2.3 Short strings
3.2.4 Ansistrings
3.2.5 Constant strings
3.2.6 PChar
3.3 Structured Types
3.3.1 Arrays
3.3.2 Record types
3.3.3 Set types
3.3.4 File types
3.4 Pointers
3.5 Procedural types
4. Objects
4.1 Declaration
4.2 Fields
4.3 Constructors and destructors
4.4 Methods
4.5 Method invocation
4.6 Visibility
5. Classes
5.1 Class definitions
5.2 Class instantiation
5.3 Methods
5.3.1 invocation
5.3.2 Virtual methods
5.3.3 Message methods
5.4 Properties
6. Expressions
6.1 Expression syntax
6.2 Function calls
6.3 Set constructors
6.4 Value typecasts
6.5 The @ operator
6.6 Operators
6.6.1 Arithmetic operators
6.6.2 Logical operators
6.6.3 Boolean operators
6.6.4 String operators
6.6.5 Set operators
6.6.6 Relational operators
7. Statements
7.1 Simple statements
7.1.1 Assignments
7.1.2 Procedure statements
7.1.3 Goto statements
7.2 Structured statements
7.2.1 Compound statements
7.2.2 The Case statement
7.2.3 The If..then..else statement
7.2.4 The For..to/downto..do statement
7.2.5 The Repeat..until statement
7.2.6 The While..do statement
7.2.7 The With statement
7.2.8 Exception Statements
7.3 Assembler statements
8. Using functions and procedures
8.1 Procedure declaration
8.2 Function declaration
8.3 Parameter lists
8.3.1 Value parameters
8.3.2 var parameters
8.3.3 Const parameters
8.3.4 Open array parameters
8.4 Function overloading
8.5 forward defined functions
8.6 External functions
8.7 Assembler functions
8.8 Modifiers
8.8.1 Public
8.8.2 cdecl
8.8.3 popstack
8.8.4 Export
8.8.5 StdCall
8.8.6 Alias
8.9 Unsupported Turbo Pascal modifiers
9. Programs, units, blocks
9.1 Programs
9.2 Units
9.3 Blocks
9.4 Scope
9.4.1 Block scope
9.4.2 Record scope
9.4.3 Class scope
9.4.4 Unit scope
9.5 Libraries
10. Exceptions
10.1 The raise statement
10.2 The try...except statement
10.3 The try...finally statement
10.4 Exception handling nesting
10.5 Exception classes
11. Using assembler
11.1 Assembler statements
11.2 Assembler procedures and functions
2. Reference : The System unit
12. The system unit
12.1 Types, Constants and Variables
12.1.1 Types
12.1.2 Constants
12.1.3 Variables
12.2 Functions and Procedures
12.2.1 Abs
12.2.2 Addr
12.2.3 Append
12.2.4 Arctan
12.2.5 Assign
12.2.6 Assigned
12.2.7 BinStr
12.2.8 Blockread
12.2.9 Blockwrite
12.2.10 Chdir
12.2.11 Chr
12.2.12 Close
12.2.13 Concat
12.2.14 Copy
12.2.15 Cos
12.2.16 CSeg
12.2.17 Dec
12.2.18 Delete
12.2.19 Dispose
12.2.20 DSeg
12.2.21 Eof
12.2.22 Eoln
12.2.23 Erase
12.2.24 Exit
12.2.25 Exp
12.2.26 Filepos
12.2.27 Filesize
12.2.28 Fillchar
12.2.29 Fillword
12.2.30 Flush
12.2.31 Frac
12.2.32 Freemem
12.2.33 Getdir
12.2.34 Getmem
12.2.35 Halt
12.2.36 HexStr
12.2.37 Hi
12.2.38 High
12.2.39 Inc
12.2.40 Insert
12.2.41 Int
12.2.42 IOresult
12.2.43 Length
12.2.44 Ln
12.2.45 Lo
12.2.46 LongJmp
12.2.47 Low
12.2.48 Lowercase
12.2.49 Mark
12.2.50 Maxavail
12.2.51 Memavail
12.2.52 Mkdir
12.2.53 Move
12.2.54 New
12.2.55 Odd
12.2.56 Ofs
12.2.57 Ord
12.2.58 Paramcount
12.2.59 Paramstr
12.2.60 Pi
12.2.61 Pos
12.2.62 Power
12.2.63 Pred
12.2.64 Ptr
12.2.65 Random
12.2.66 Randomize
12.2.67 Read
12.2.68 Readln
12.2.69 Release
12.2.70 Rename
12.2.71 Reset
12.2.72 Rewrite
12.2.73 Rmdir
12.2.74 Round
12.2.75 Runerror
12.2.76 Seek
12.2.77 SeekEof
12.2.78 SeekEoln
12.2.79 Seg
12.2.80 SetJmp
12.2.81 SetLength
12.2.82 SetTextBuf
12.2.83 Sin
12.2.84 SizeOf
12.2.85 Sptr
12.2.86 Sqr
12.2.87 Sqrt
12.2.88 SSeg
12.2.89 Str
12.2.90 Succ
12.2.91 Swap
12.2.92 Trunc
12.2.93 Truncate
12.2.94 Upcase
12.2.95 Val
12.2.96 Write
12.2.97 WriteLn
Index
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1999-06-10