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Re: A Regex simple Question

by Sidhekin (Priest)
on Sep 06, 2007 at 15:54 UTC ( [id://637464]=note: print w/replies, xml ) Need Help??

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  1. or download this
    /^a(?!b)(?:(?!ab).)+b$/
  2. or download this
    /^(?!.*ab)a.+b$/
  3. or download this
    /^a(?:(?!ab.).)*b$/
  4. or download this
    /^(?!.+ab.)a.*b$/

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