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<body><p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;"><span style="font-size:1em;">Hi, Yes Kmail has a menu option under the tools > find messages menu that allows one to select matches that fit a regex or select matches that do not match the regex. See attached screenshot.</span></p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">Incidently I am a proud grandad of 7 grandchildren :) </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">Mozilla Thunderbird supports these options.</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;"><br /></p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">Best,</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">Colin Close</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;"><br /></p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">On Thursday, 27 April 2023 10:13:14 BST Henk van Velden wrote:</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> Hi,</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> Do you have any indication (e.g. in the documentation of Kmail) that Kmail is </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> supporting regex in it's search field. That search is typically an end-users </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> feature and I doubt that anybody expects that end-users (like your grandma) </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> have any idea about regular expressions.</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> On Thursday, 27 April 2023 10:53:46 CEST Colin Close wrote:</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > Hi,</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > I wonder if you can help me? I have been trying to clean up a large mail</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > collection which has mega quantities of spam. One search that I am trying</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > to perform is to search for percentages. The form [0-9][0-9]% does not seem</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > to work..the same construct in Thunderbird works fine. I have no</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > explanation for this other than maybe in Kmail some characters may need</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > escaping. Any help gratefully received.</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> > Colin Close</p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;">> </p>
<p style="margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;"><br /></p>
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