title: How to use a for loop in the mongodb shell?
body: <p>How can i use a for loop in the mongo db shell?</p>
  
  <p>My attemps are stucking at this point:</p>
  
  <pre><code>for (var i = 0; i &lt;= 6; i=i+0.12){
  var n = i + 0.12;
  db.test.aggregate(
      { $sort: {'deviation': -1}},
      { $unwind: '$foo' },
      { $match: { 'foo.km': {$gt: {n}, $lt: {i}}}},
      { $limit: 1}
  )
  }
  </code></pre>
  
  <p>Thanks for help!</p>