s/(?!<\d)0300(?!=\d)/9999/g

[download]

should be 

s/(?<![0-9])0300(?![0-9])/9999/g

[download]

My main point is that both look-behind and look-ahead were using the wrong syntax. My replacement of \d with [0-9] is likely not required.

- tye        

In reply to Re^4: Inherited a perl script...need help (almost) by tye
in thread Inherited a perl script...need help by iceotron

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