How to get std::strtoull (unsigned long long)?

[Greg Chicares]

On 2011-11-29 10:22Z, Csaba Raduly wrote:
> On Tue, Nov 29, 2011 at 11:04 AM, Markus Selve  wrote:
>>
>> $ g++ -Wall -o tt tt.cpp
>> tt.cpp: In function 'int main(int, char**)':
>> tt.cpp:7:9: error: 'strtoull' is not a member of 'std'

The default C++ dialect is based on the 1998 standard, which
lacks strtoull() because that function first appeared in C99.

> Alas, cstdlib is missing the necessary using directive:
[...]
>   using ::strtod;
>   using ::strtol;
>   using ::strtoul;

Adding a using-declaration for ::strtoull would be a reasonable
extension, as long as '-std=c++98' is not specified.

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