title: bash sequence 00 01 ... 10
body: <p>in bash, with</p>
  
  <pre><code>$ echo {1..10}
  1 2 3 4 5 6 7 8 9 10
  </code></pre>
  
  <p>I can get a numbers sequence, but in some case I need </p>
  
  <pre><code>01 02 03 ... 10
  </code></pre>
  
  <p>how I can get this ? </p>
  
  <p>and how I can get ?</p>
  
  <pre><code>001 002 ... 010 011 .. 100
  </code></pre>