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Variadic function: Difference between revisions
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→{{header|Metafont}}
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Variable number of arguments to a macro can be done using the <tt>text</tt> keyword identifying the kind of argument to the macro. In this way, each argument can be of any kind (here, as example, I show all the primitive types that Metafont knows)
<lang metafont>
for x = t:
if unknown x: message "unknown value"
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