Re^4: Greedy modifier found to be working non-greedy in a named group


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Re^4: Greedy modifier found to be working non-greedy in a named group

by rsFalse (Chaplain)

on Nov 30, 2019 at 15:05 UTC ( [id://11109482]=note: print w/replies, xml )

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in reply to Re^3: Greedy modifier found to be working non-greedy in a named group
in thread Greedy modifier found to be working non-greedy in a named group

> ...and that e* means e{0}|e+ ( or something like e{0,32766} ° ).

> So you are actually matching e{0} before all!

And if the sentence begins with "e.."? :)

Comment on Re^4: Greedy modifier found to be working non-greedy in a named group

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Re^5: Greedy modifier found to be working non-greedy in a named group
by LanX (Saint) on Nov 30, 2019 at 20:19 UTC

The order must be reversed to reflect the greed.

  DB<8> x 'eeeA1234eB' =~ /(e+|e{0})(.)/
0  'eee'
1  'A'
  DB<9> x 'A1234eB' =~ /(e+|e{0})(.)/
0  ''
1  'A'
  DB<10> x 'A1234eB' =~ /(e+)(.)/
0  'e'
1  'B'
  DB<11>
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Thanks!

Cheers Rolf
_{(addicted to the Perl Programming Language :)

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