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- <?php
- function fib() {
- $first = 1;
- $second = 1;
- yield 1;
- while($first < 200 ){
- $first = $second;
- $second += $first;
- yield $first;
- }
- }
- foreach (fib() as $number) {
- echo $number . "\n";
- }
- ?>
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