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# sem_remove

(PHP 4 >= 4.1.0)

sem_remove -- Remove a semaphore

## Description

bool sem_remove ( int sem_identifier)

Returns: `TRUE` on success, `FALSE` on error.

sem_remove() removes the semaphore `sem_identifier` if it has been created by sem_get(), otherwise generates a warning.

After removing the semaphore, it is no more accessible.

See also: sem_get(), sem_release() and sem_acquire().

> Note: This function does not work on Windows systems. It was added on PHP 4.1.0.

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