To extend to any number of non-adjacent wildcards, is it a good idea to put the 2 lines in a loop or would it be better to do in another way? 

for (j in 1:wildcards_nb){ #where wildcards_nb is the user's free para
+meter
substr($regex, $i, 1) = '.';
    push @regexes, $regex;
}

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In reply to Re^4: search of a string in another string with 1 wildcard by carolw
in thread search of a string in another string with 1 wildcard by carolw

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