Regular Expressions 101

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Regular Expression
ECMAScript (JavaScript)

/
^(?:([A-Za-z`0-9@#$%^&*\-_=+'/.,])(?!.*\1))*$
/
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Description

From: stackoverflow.com/questions/12870489/regex-to-match-a-word-with-unique-non-repeating-characters

Submitted by anonymous - 5 years ago