Strings of characters – HP SunSoft Pascal 4.0 User Manual

Page 142

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118

Pascal 4.0 User’s Guide

Strings of Characters

The

alfa

and

string

types pass simply; varying strings are more

complicated. All pass by reference.

The Pascal main program,

SimRefMain.p

program SimRefMain(output);

var

t, f: boolean;

c: char;

si: integer16;

i: integer;

sr: shortreal;

r: real;

procedure SimRef(

var t, f: boolean;

var c: char;

var si: integer16;

var i: integer;

var sr: shortreal;

var r: real);

external c;

begin

SimRef(t, f, c, si, i, sr, r);

writeln(t, f: 6, c: 2, si: 2, i: 2, sr :4:1, r :4:1);

end. { SimRefMain }

The commands to compile and
execute

SimRef.c

and

SimRefMain.p

hostname% cc -c SimRef.c

hostname% pc SimRef.o SimRefMain.p

hostname% a.out

true false z 9 9 9.9 9.9

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