title: Array with capacity in Swift
body: <p>How to initialise an array with maximum capacity without RepeatedValues?</p>
  
  <pre><code>var anotherThreeDoubles = Array(count: 3, repeatedValue: 2.5)
  </code></pre>
  
  <p>Like in this example with repeatedValue. Can we initialise without a value? </p>