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Assignments

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In addition to the standard Pascal assignment operator ( := ), which simply replaces the value of the varable with the value resulting from the expression on the right of the := operator, Free Pascal supports some c-style constructions. All available constructs are listed in table (7.1).
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X := X+Y;
X+=Y; { Same as X := X+Y, needs -Sc command line switch}
X/=2; { Same as X := X/2, needs -Sc command line switch}
Done := False;
Weather := Good;
MyPi := 4* Tan(1);
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