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Send a signal to a process (PHP 4, PHP 5)
bool posix_kill ( int pid, int sig )

Send the signal sig to the process with the process identifier pid.



The process identifier.


One of the PCNTL signals constants.

Return Values

Returns TRUE on success or FALSE on failure.

See Also
The kill(2) manual page of the POSIX system, which contains additional information about negative process identifiers, the special pid 0, the special pid -1, and the signal number 0.