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Turbo Pascal Data Types
DECLARATION: Identifier = Type;
REMARKS: There are five major classes of types in Turbo Pascal.
A Type Identifier's scope is the block of code in which the
type declaration occured. A Type Identifier's scope does
not include itself except for the Pointer Types.
Pointer Type Set of values that point to dynamic variables
Procedure Type Specifies parameters [and result] types for
String Type A sequence of characters with a dynamic length
Simple Types: Ordered sets of values
Boolean Type Logical True and False values
Char Type Set of values of the extended ASCII character set.
Enumerated Type Ordered sets of values enumerating the identifiers
that denotes the values
Integer Type ShortInt, Integer, LongInt, Byte and Word
Ordinal Type A subset of Simple Types
Real Subset of Real numbers that can be represented in
floating-point notation, in a fixed number of digits.
SubRange Type A range of values from an ordinal type
Structured Type Characterized by its component types
Array Type A fixed number of components of one type
Record Type Fixed number of components or fields of different types
Set Type Fixed number of components of a particular ordinal type
File Type Linear sequence of components of one type
Object Type Fixed number of components of either data or methods
See Also:
Compatibility
Type Declarations
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