RosettaCodeData/Task/Optional-parameters/Phix/optional-parameters-1.phix

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<span style="color: #008080;">function</span> <span style="color: #000000;">increment</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">inc</span><span style="color: #0000FF;">=</span><span style="color: #000000;">1</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">return</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">+</span><span style="color: #000000;">inc</span>
<span style="color: #008080;">end</span> <span style="color: #008080;">function</span>
<span style="color: #0000FF;">?</span><span style="color: #000000;">increment</span><span style="color: #0000FF;">(</span><span style="color: #000000;">5</span><span style="color: #0000FF;">)</span> <span style="color: #000080;font-style:italic;">-- shows 6</span>
<span style="color: #0000FF;">?</span><span style="color: #000000;">increment</span><span style="color: #0000FF;">(</span><span style="color: #000000;">5</span><span style="color: #0000FF;">,</span><span style="color: #000000;">2</span><span style="color: #0000FF;">)</span> <span style="color: #000080;font-style:italic;">-- shows 7</span>
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