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ilpropheta/Using C++17 to_chars.cpp Secret

Created January 2, 2017 20:29
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Using C++17 to_chars.cpp
char arr[5] {};
auto value1 = 10, value2 = 20;
auto ptrStart = arr; auto ptrEnd = arr + 5;
auto res = to_chars(ptrStart, ptrEnd, value1);
if (!res.overflow) // fitted the buffer?
res = to_chars(res.ptr, ptrEnd, value2);
// [‘1’, ‘0’, ‘2’, ‘0’, \0]
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