title: Regex array (["number", "number",...])
body: <p>Can you help me with expression for array: <code>["232","2323","233"]</code><br>
  I try this: <code>/^\[("\d{1,7}")|(,"\d{1,7}")\]$/</code><br>
  But this expression is not working properly.<br>
  I use ruby(rails).</p>