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Re^3: What are acceptable web user id & password?by dorward (Curate) |
on Jun 05, 2006 at 15:57 UTC ( [id://553628]=note: print w/replies, xml ) | Need Help?? |
No alphanumeric character is an XML special character or a whitespace character, so having those additional constraints makes no difference. Just test that it is alphanumeric; taking the hyphan and underscore out of my previous regex will give you that.
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