| (since C++11) |
Checks if the error value is valid, i.e. non-zero.
Parameters
(none).
Return value
false
if value() == 0
, true
otherwise.
Exceptions
noexcept
specification: noexcept
| (since C++11) |
Checks if the error value is valid, i.e. non-zero.
(none).
false
if value() == 0
, true
otherwise.
noexcept
specification: noexcept
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service@w10schools.com
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