toAlphaInto

Translates an integer into an alphanumeric string. Assumes ASCII. Overload that takes an output range sink.

@safe

void

toAlphaInto

(

size_t maxDigits = 19

uint leadingZeroes = 0

Num

Sink

)

(

const Num num

auto ref Sink sink

)

Parameters

maxDigits: The maximum number of digits to expect input of.
leadingZeroes: The minimum amount of leading zeroes to include in the output, mirroring the format specifier "%0nd".
num Num: Integer to translate into string.
sink Sink: Output range sink.

Examples

Appender!(char[]) sink;
int num = 12345;
num.toAlphaInto(sink);
assert(sink.data == "12345");
assert(sink.data == num.to!string);

import std.array : Appender;

Appender!(char[]) sink;

{
    enum num = 123_456;
    num.toAlphaInto(sink);
    assert((sink.data == "123456"), sink.data);
    sink.clear();
}
{
    enum num = 0;
    num.toAlphaInto(sink);
    assert((sink.data == "0"), sink.data);
    sink.clear();
}
{
    enum num = 999;
    num.toAlphaInto(sink);
    assert((sink.data == "999"), sink.data);
    sink.clear();
}
{
    enum num = -987;
    num.toAlphaInto(sink);
    assert((sink.data == "-987"), sink.data);
    sink.clear();
}
{
    enum num = 123;
    num.toAlphaInto!(12, 6)(sink);
    assert((sink.data == "000123"), sink.data);
    sink.clear();
}
{
    enum num = -1;
    num.toAlphaInto!(3, 3)(sink);
    assert((sink.data == "-001"), sink.data);
    sink.clear();
}
{
    enum num = -123_456_789_012_345L;
    num.toAlphaInto!15(sink);
    assert((sink.data == "-123456789012345"), sink.data);
    sink.clear();
}
{
    enum num = long.min;
    num.toAlphaInto(sink);
    assert((sink.data == "-9223372036854775808"), sink.data);
    //sink.clear();
}

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