In the first regex you are matching only the "B6y green" and you are replacing that again with "B6y green". So the $lines is same as it is

In the second regex you are matching "B6y green" and the remaining string and you are replacing that with "B6y green". So the $lines has only the matched pattern.

--Lakshmanan G.

The great pleasure in my life is doing what people say you cannot do.

In reply to Re: How regex works here? by lakshmananindia
in thread How regex works here? by nagalenoj

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