title: Regular expression only one character and 7 numbers
body: <p>i want regex match only one char in any position of word and 7 numbers</p>
  
  <pre><code>match example:
  1111111q
  2222222q
  111e1111
  11e11111
  </code></pre>
  
  <p>i do this pattern but not working in all patterns:</p>
  
  <pre><code>[A-Za-z][0-9]{7}
  </code></pre>