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How to shift and unshift using JavaScript?
How to shift and unshift using JavaScript?
✍: Guest
<script type="text/javascript"> var numbers = ["one", "two", "three", "four"]; numbers.unshift("zero"); document.write(" "+numbers.shift()); document.write(" "+numbers.shift()); document.write(" "+numbers.shift()); </script>
This produces
zero one two
shift, unshift, push, and pop may be used on the same array. Queues are easily implemented using combinations.
2011-08-02, 3403👍, 0💬
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