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Can someone please summarise what this regular expression will do?
ValidationExpression="^[a-zA-Z0-9'.\s\-&\(\)]*$"
Is there any online tools that can summarise this?
^and$are anchors that anchor the epxression to the start and the end of the string.[a-zA-Z0-9'.\s\-&\(\)]is a character class that allows any of the characters inside the[]a-zis a character range (- is the range operator here), meaning all characters from a to z.\sis a whitespace character (space, tab, newline)\(is a literal(,\is for escaping*is a quantifier that allows 0 or more characters inside the character class.That means your regex can match an empty string or a string consisting only of characters from inside your character class.