Textpattern CMS support forum
Re: etc_query: all things Textpattern
Karsten wrote #321328:
It would also be really cool to be able to use reg. expressions in conditional tags.
Actually, you can also abuse
match="pattern" attribute of
<txp:if_custom_field /> tag:
<txp:if_custom_field name="body" value="\d" match="pattern" />