Printing a C "string" with write(f)ln
Jakob Ovrum via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Tue Feb 9 09:02:28 PST 2016
On Tuesday, 9 February 2016 at 16:52:09 UTC, Gary Willoughby
wrote:
> On Tuesday, 9 February 2016 at 12:50:27 UTC, Jakob Ovrum wrote:
>> writefln et al sensibly does *not* assume that a pointer to
>> char is a C string, for memory safety purposes.
>>
>> Print the result of std.string.fromStringz[1] instead:
>>
>> writeln(fromStringz(pString));
>> writefln("%s", fromStringz(pString));
>>
>> [1] http://dlang.org/phobos/std_string#fromStringz
>
> Or use `to` like this:
>
> import std.conv;
> writefln("%s", pString.to!(string));
to!string behaving like that was a poor design choice[1]. Please
use fromStringz.
[1] https://github.com/D-Programming-Language/phobos/pull/1607
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