Perl getpgrp Function

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Description

This function returns the process group for the process ID specified by EXPR, or the current process group if none is specified.

Syntax

Following is the simple syntax for this function:

getpgrp EXPR

getpgrp

Return Value

This function returns process group ID.

Example

Following is the example code showing its basic usage:

#!/usr/bin/perl

$pgid = getpgrp();

print "Current process Group ID $pgid\n";

When above code is executed, it produced following result

Current process Group ID 12055


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