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# std::atomic::atomic

From cppreference.com
< cpp‎ | atomic‎ | atomic

|  | (since C++11)
bool is_lock_free() const; |  |
bool is_lock_free() const volatile; |  |

Checks whether the atomic operations on the object are lock-free.

### [edit] Parameters

(none)

### [edit] Return value

true if the atomic operations on the object are lock-free, false otherwise.

### [edit] Exceptions

`noexcept` specification:
noexcept

### [edit] See also

atomic_is_lock_free (C++11) | checks if the atomic type's operations are lock-free (function template) [edit]

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Category:

- unconditionally noexcept