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Function std.checkedint.Saturate.onLowerBound
Implements saturation for operators +=
, -=
, *=
, /=
, %=
, ^^=
, &=
, |=
, ^=
, <<=
, >>=
,
and >>>=
. This hook is called if the result of the binary operation does
not fit in Lhs
without loss of information or a change in sign.
T onLowerBound(Rhs, T)
(
Rhs ,
T bound
);
Parameters
Name | Description |
---|---|
Rhs | The right-hand side type in the assignment, after the operation has been computed |
bound | The bound being violated |
Returns
Lhs
if rhs >= 0
, Lhs
otherwise.
Example
auto x = checked!Saturate(short(100));
x += 33000;
writeln(x); // short.max
x -= 70000;
writeln(x); // short.min
Authors
License
Copyright © 1999-2022 by the D Language Foundation | Page generated by ddox.