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std::error_code::clear - cppreference.com

C++ Compiler support Freestanding and hosted Language Standard library Standard library headers Named requirements Feature test macros (C++20) Language support library Concepts library (C++20) Diagnostics library Memory management library Metaprogramming library (C++11) General utilities library Containers library Iterators library Ranges library (C++20) Algorithms library Strings library Text processing library Numerics library Date and time library Input/output library Filesystem library (C++17) Concurrency support library (C++11) Execution control library (C++26) Technical specifications Symbols index External libraries [edit] Utilities library Language support Type support (basic types, RTTI) Library feature-test macros (C++20) Program utilities Variadic functions initializer_list

(C++11)

is_constant_evaluated

(C++20)

is_within_lifetime

(C++26)

source_location

(C++20)

Coroutine support (C++20) Contract support (C++26) Three-way comparison three_way_comparablethree_way_comparable_with

(C++20)(C++20)

strong_ordering

(C++20)

weak_ordering

(C++20)

partial_ordering

(C++20)

common_comparison_category

(C++20)

compare_three_way_result

(C++20)

compare_three_way

(C++20)

strong_order

(C++20)

weak_order

(C++20)

partial_order

(C++20)

compare_strong_order_fallback

(C++20)

compare_weak_order_fallback

(C++20)

compare_partial_order_fallback

(C++20)  

is_eqis_ltis_lteq

(C++20)(C++20)(C++20)  

is_neqis_gtis_gteq

(C++20)(C++20)(C++20)


General utilities Function objects Bit manipulation (C++20) C-style bit manipulation (C++26) bitset hash

(C++11)

Relational operators (deprecated in C++20) rel_ops::operator!=rel_ops::operator> rel_ops::operator<=rel_ops::operator>= Integer comparison functions cmp_equalcmp_lesscmp_less_than

(C++20)(C++20)(C++20)  

cmp_not_equalcmp_greatercmp_greater_than

(C++20)(C++20)(C++20)

in_range

(C++20)

Swap and type operations swap ranges::swap

(C++20)

exchange

(C++14)

declval

(C++11)

to_underlying

(C++23)

forward

(C++11)

forward_like

(C++23)

move

(C++11)

move_if_noexcept

(C++11)

as_const

(C++17)

Common vocabulary types pair tuple

(C++11)

optional

(C++17)

any

(C++17)

variant

(C++17)

tuple_size

(C++11)

tuple_element

(C++11)

apply

(C++17)

make_from_tuple

(C++17)

expected

(C++23)



[edit] Diagnostics library Exception handling exception uncaught_exceptionuncaught_exceptions

(until C++20*)  (C++17)

exception_ptr

(C++11)

make_exception_ptr

(C++11)

current_exception

(C++11)

rethrow_exception

(C++11)

nested_exception

(C++11)

throw_with_nested

(C++11)

rethrow_if_nested

(C++11)

Exception handling failures terminate terminate_handler get_terminate

(C++11)

set_terminate bad_exception unexpected

(until C++17*)

unexpected_handler

(until C++17*)

get_unexpected

(until C++17*)

set_unexpected

(until C++17*)

Error numbers Error codes errno Assertions assert Exception categories logic_error invalid_argument domain_error length_error out_of_range runtime_error range_error overflow_error underflow_error tx_exception

(TM TS)

System error error_category

(C++11)

generic_category

(C++11)

system_category

(C++11)

error_condition

(C++11)

errc

(C++11)

error_code

(C++11)

system_error

(C++11)

Stacktrace stacktrace_entry

(C++23)

basic_stacktrace

(C++23)

Debugging support is_debugger_present

(C++26)

breakpoint_if_debugging

(C++26)

breakpoint

(C++26)

[edit] std::error_code Member functions error_code::error_code error_code::operator= error_code::assign Modifiers

error_code::clear

Observers error_code::value error_code::category error_code::default_error_condition error_code::message error_code::operator bool Non-member functions operator==operator!=operator<operator<=>

(until C++20)(until C++20)(C++20)

operator<< Helper classes is_error_code_enum hash<std::error_code> [edit]

Replaces the error code and error category with default values.

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