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37 lines
413 B
Plaintext
37 lines
413 B
Plaintext
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--TEST--
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Creating an infinite fibonacci list using a generator
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--FILE--
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<?php
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function fib() {
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list($a, $b) = [1, 1];
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while (true) {
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yield $b;
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list($a, $b) = [$b, $a + $b];
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}
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}
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foreach (fib() as $n) {
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if ($n > 1000) break;
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var_dump($n);
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}
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?>
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--EXPECT--
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int(1)
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int(2)
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int(3)
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int(5)
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int(8)
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int(13)
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int(21)
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int(34)
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int(55)
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int(89)
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int(144)
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int(233)
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int(377)
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int(610)
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int(987)
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