quantize

Round val to a multiple of pow(base, exp). rfunc specifies the rounding function to use; by default this is rint, which uses the current rounding mode.

Unqual!F quantize(F val, F unit)
Unqual!F quantize(F val, E exp)
Unqual!F quantize(F val)
Unqual!F
quantize
(
real base
long exp = 1
alias rfunc = rint
F
)
(
const F val
)
if (
is(typeof(rfunc(F.init)) : F) &&
isFloatingPoint!F
)

Examples

import std.math.operations : isClose;

assert(isClose(12345.6789L.quantize!10(-2), 12345.68L));
assert(isClose(12345.6789L.quantize!(10, -2), 12345.68L));
assert(isClose(12345.6789L.quantize!(10, floor)(-2), 12345.67L));
assert(isClose(12345.6789L.quantize!(10, -2, floor), 12345.67L));

assert(isClose(12345.6789L.quantize!22(1), 12342.0L));
assert(isClose(12345.6789L.quantize!22, 12342.0L));

quantize

Examples

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