11 lines
383 B
PHP
11 lines
383 B
PHP
<?php
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$queue = new SplQueue;
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echo $queue->isEmpty() ? 'true' : 'false', "\n"; // empty test - returns true
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// $queue->dequeue(); // would raise RuntimeException
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$queue->enqueue(1);
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$queue->enqueue(2);
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$queue->enqueue(3);
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echo $queue->dequeue(), "\n"; // returns 1
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echo $queue->isEmpty() ? 'true' : 'false', "\n"; // returns false
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?>
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