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Re: How to loop over two lines, alter a value in the current line and save it to the previous line?

by 1nickt (Canon)
on Jan 07, 2016 at 10:23 UTC ( [id://1152160]=note: print w/replies, xml ) Need Help??

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  1. or download this
    #!/usr/bin/perl
use strict;
...
bar 2
baz 3
qux 4
  2. or download this
    foo: 1 now changed to 2
bar: 2 now changed to 4
baz: 3 now changed to 7
qux: 4 now changed to 11

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