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Be..anyone (talk | contribs) →Reversing a string: not too exotic |
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echo "Reversed: ", reverse(str1)
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This example shows many of Nim's features, one of the most exotic ones is the implicit <code>result</code> variable: every procedure in Nim with a non-void return type has an implicit result variable that represents the value that will be returned. In the for loop we see an invocation of <code>countdown</code> which is an iterator, if an iterator is omitted then the compiler will attempt to use an <code>items</code> iterator if one is defined for the type that was specified in the for loop. A related <code>result</code> variable exists in [[
=== Metaprogramming ===
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