Loops/Increment loop index within loop body: Difference between revisions
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{{libheader|Wren-fmt}} |
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Although it might appear as though one can change the index variable within a ''for'' loop, it does in fact change a local copy of the variable and the iteration is not affected at all. Consequently, the only way to complete this task in Wren is to use a ''while'' loop. |
Although it might appear as though one can change the index variable within a ''for'' loop, it does in fact change a local copy of the variable and the iteration is not affected at all. Consequently, the only way to complete this task in Wren is to use a ''while'' loop. |
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<syntaxhighlight lang=" |
<syntaxhighlight lang="wren">import "./fmt" for Fmt |
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var isPrime = Fn.new { |n| |
var isPrime = Fn.new { |n| |