#!/usr/bin/perl -w
use strict;
print "This example uses the global modifier, 'g'\n\n";
my $myTestString = "Star Training Company courses are great. Choose Star for your training needs.";
my $myOnceString = $myTestString;
my $myGlobalString = $myTestString;
my $myPattern = "Star";
my $myReplacementString = "Moon";
$myOnceString =~ s/$myPattern/$myReplacementString/;
$myGlobalString =~ s/$myPattern/$myReplacementString/g;
print "The original string was '$myTestString'.\n\n";
print "After a single replacement it became '$myOnceString'.\n\n";
print "After global replacement it became '$myGlobalString'.\n\n";