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Trunc
Declaration:
Function Trunc (X : Real) : Longint;
Description:
Trunc
returns the integer part of
X
, which is always smaller than (or equal to)
X
in absolute value.
Errors:
None.
See also:
Frac
(
503
),
Int
(
523
),
Round
(
561
)
Listing:
refex/ex70.pp
Program
Example70;
{
Program
to
demonstrate
the
Trunc
function.
}
begin
Writeln
(Trunc(123.456));
{
Prints
123
}
Writeln
(Trunc(-123.456));
{
Prints
-123
}
Writeln
(Trunc(12.3456));
{
Prints
12
}
Writeln
(Trunc(-12.3456));
{
Prints
-12
}
end.
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