The following code should illustrate the difference:

#!/usr/bin/perl

$_ = "Foollll\nFoollll\n";
1 while s/^Fool/Foo/g;
print "1:\n\n$_";

print "\n\n";

$_ = "Foollll\nFoollll\n";
s/^Fool/Foo/g;
print "2:\n\n$_";

[download]

Can you see what the output will be...? ;)


Krambambuli
---

In reply to Re: Different way to use while loop by Krambambuli
in thread Different way to use while loop by ChuckP

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