Named parameters: Difference between revisions
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→{{header|Phix}}: corrected syntax colouring
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<!--<syntaxhighlight lang="phix">(phixonline)-->
<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span>
<span style="color: #008080;">include</span> <span style="color: #
<span style="color: #008080;">constant</span> <span style="color: #000000;">fourdays</span> <span style="color: #0000FF;">=</span> <span style="color: #
▲ <span style="color: #008080;">constant</span> <span style="color: #000000;">fourdays</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">timedelta</span><span style="color: #0000FF;">(</span><span style="color: #000000;">days</span><span style="color: #0000FF;">:=</span><span style="color: #000000;">4</span><span style="color: #0000FF;">)</span>
<span style="color: #000080;font-style:italic;">-- fourdays = timedelta(0,4) -- equivalent</span>
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"fourdays = %s\n"</span><span style="color: #0000FF;">,{</span><span style="color: #7060A8;">elapsed</span><span style="color: #0000FF;">(</span><span style="color: #000000;">fourdays</span><span style="color: #0000FF;">)})</span>
<span style="color: #000080;font-style:italic;">-- **NB** a plain '=' is a very different thing:</span>
<span style="color: #004080;">integer</span> <span style="color: #000000;">days</span><span style="color: #0000FF;">=</span><span style="color: #000000;">1</span>
<span style="color: #008080;">constant</span> <span style="color: #000000;">
-- - with an error if no local variable days exists.</span>
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"wrong = %s\n"</span><span style="color: #0000FF;">,{</span><span style="color: #7060A8;">elapsed</span><span style="color: #0000FF;">(</span><span style="color: #000000;">oneday</span><span style="color: #0000FF;">)})</span>
<span style="color: #004080;">integer</span> <span style="color: #000000;">hours</span><span style="color: #0000FF;">=</span><span style="color: #000000;">7</span>
<span style="color: #008080;">constant</span> <span style="color: #000000;">shift</span> <span style="color: #0000FF;">=</span> <span style="color: #
-- timedelta(0,hours:=15,3) -- illegal (it is not clear whether you meant days:=3 or minutes:=3)</span>
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"shift = %s\n"</span><span style="color: #0000FF;">,{</span><span style="color: #7060A8;">elapsed</span><span style="color: #0000FF;">(</span><span style="color: #000000;">shift</span><span style="color: #0000FF;">)})</span>
<!--</syntaxhighlight>-->
Note that pwa/p2js automatically maps named parameters to positional parameters for you, since JavaScript does not support named parameters.
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