Perl ABC- Perl ›
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Get process ID $$
Use the predefined variable "$$" to get the process ID .
my $process_id = $$;
The process ID is an identifier assigned when the process is started so that the OS can uniquely identify the process.
Use the predefined variable "$$" to get the process ID .
my $process_id = $$;
The process ID is an identifier assigned when the process is started so that the OS can uniquely identify the process.