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Re: Replacing a specfied instance of a pattern in a string (2 more)

by tye (Sage)
on Jul 15, 2005 at 05:17 UTC ( #475118=note: print w/replies, xml ) Need Help??

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  1. or download this
    my $i= 0;
    $str =~ s/(...)/ 3 == ++$i ? 'fish' : $1 /ge;
    
  2. or download this
    my $i = 3;
    0 while $str =~ /fsih/gi && --$i;
    substr( $str, $-[0], $+[0]-$-[0], 'fish' )   if  ! $i;
    

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