9 lines
239 B
PHP
9 lines
239 B
PHP
$foo = new Fifo();
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$foo->push('One');
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$foo->enqueue('Two');
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$foo->push('Three');
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echo $foo->pop(); //Prints 'One'
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echo $foo->dequeue(); //Prints 'Two'
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echo $foo->pop(); //Prints 'Three'
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echo $foo->pop(); //Throws an exception
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