13 lines
247 B
JavaScript
13 lines
247 B
JavaScript
function f(arr) {
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const MULTIPLIER = 5;
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for (MULTIPLIER in arr);
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return 'survived';
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}
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assert.throws(function() {
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f([1,2,3]);
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}, '"MULTIPLIER" is read-only');
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assert.equal(f([]), 'survived', 'For-in over empty array should not throw.');
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