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Function std.math.rounding.round

Return the value of x rounded to the nearest integer. If the fractional part of x is exactly 0.5, the return value is rounded away from zero.

real round (
  real x
) pure nothrow @nogc @trusted;


A real.


writeln(round(4.5)); // 5
writeln(round(5.4)); // 5
writeln(round(-4.5)); // -5
writeln(round(-5.1)); // -5


Walter Bright, Don Clugston, Conversion of CEPHES math library to D by Iain Buclaw and David Nadlinger


Boost License 1.0.