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Re^6: check if string is valid with special casesby ovedpo15 (Pilgrim) |
on May 15, 2018 at 11:21 UTC ( [id://1214546]=note: print w/replies, xml ) | Need Help?? |
"a ,b,c,d,e" is okay (space with substring) but one space or more (without any symbols) isn't valid. For example: "a, ,c,d,e" or "a,b,c, d,e" are not valid.
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