Regex
Use this page to practice a regex on a large word list. See wiki: Regular_expression for more information on how this works
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^tr[a-e][^e]$
^ |
tr |
[a-e] |
[^e] |
$ |
Must start with 'tr' | Start of word is 'tr' | 3rd letter is a,b,c,d,e | 4th letter is not e | Nothing trailing after previous |
^.et.*
^ |
. |
e |
t |
.* |
Nothing before the start | Any letter | 2nd letter = e | 3rd letter = t | Any number of letters |