That's still trivial to bypass: q{us' or 'x' == 'x}. Better is to use placeholders and not let the SQL parser see user input to begin with.

Update: Or worse if the database in question allows compound statements, q{us'; drop table unpw; --}

The cake is a lie.
The cake is a lie.
The cake is a lie.

In reply to Re: Secure Regular Expression Check by Fletch
in thread Secure Regular Expression Check by Anonymous Monk

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