/span>
<span class="Keyword">let</span> <span class="Identifier">finalPositionX</span><span class="Punctuation">:</span> <span class="Identifier">float32</span> <span class="Operator">=</span> <span class="FloatNumber">30.0</span>
<span class="Keyword">var</span> <span class="Identifier">currentPositionX</span> <span class="Operator">=</span> <span class="Identifier">startPositionX</span>

<span class="Keyword">while</span> <span class="Identifier">currentPositionX</span> <span class="Operator">&lt;</span> 