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Delphi Quick Syntax Reference: A Pocket Guide to the Delphi and Object Pascal Language
book

Delphi Quick Syntax Reference: A Pocket Guide to the Delphi and Object Pascal Language

by John Kouraklis
August 2020
Intermediate to advanced
118 pages
1h 38m
English
Apress
Content preview from Delphi Quick Syntax Reference: A Pocket Guide to the Delphi and Object Pascal Language
© John Kouraklis 2020
J. KouraklisDelphi Quick Syntax Referencehttps://doi.org/10.1007/978-1-4842-6112-5_2

2. Basics

John Kouraklis1 
(1)
London, UK
 

Variables

Variables, a term borrowed from mathematics, is what we use in software development to store data that change in the course of a program. It is, practically, hard to write code without using variables. Technically speaking, variables represent memory addresses, and they have two elements: an identifier and a data type.

The identifier is a convenient name that is used to access the value of the variable, and the data type defines what sort of data the variable holds. Delphi is a strongly and statically typed language. Strongly typed means that the developer defines the (data) type of the variable, ...

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Publisher Resources

ISBN: 9781484261125Purchase LinkPublisher Website