# What it does
**`atomic_flag_clear`** is defined in the `stdatomic.h` header file and serves to change the value of an atomic flag to `false`.

# Syntax
The syntax for the function declaration is as follows:

# Parameters
`atomic_flag_clear` takes a single, mandatory parameter which is a pointer to an `atomic_flag` object.


# Return value
`atomic_flag_clear` does not return anything.

What is atomic_flag_clear in C?

Atomic_flag_clear resets an atomic flag to false and is defined in stdatomic.h without returning a value.