\u4ee5\u524d\u3001JavaScript\u3067Stack\u3092\u5b9f\u88c5\u3057\u307e\u3057\u305f\u304c\u3001Queue\u306e\u5b9f\u88c5\u3082\u7c21\u5358\u306b\u3067\u304d\u307e\u3059\u3002
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\nQueue\u306f\u5165\u308c\u305f\u9806\u306b\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u305b\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002Stack\u3068\u540c\u3058\u3088\u3046\u306b\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3057\u3066\u7c21\u5358\u306b\u5b9f\u88c5\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\n(function(undefined) {\r\n "use strict";\r\n var global = Function('return this')();\r\n function Queue() {\r\n this.q = [];\r\n }\r\n Queue.prototype.empty = function() {\r\n return this.q.length === 0;\r\n }\r\n Queue.prototype.size = function() {\r\n return this.q.length;\r\n }\r\n Queue.prototype.enqueue = function(value) {\r\n this.q.push(value);\r\n }\r\n Queue.prototype.dequeue = function() {\r\n if (this.empty()) {\r\n return undefined;\r\n } else {\r\n return this.q.shift();\r\n }\r\n }\r\n Queue.prototype.peek = function() {\r\n if (this.empty()) {\r\n return undefined;\r\n } else {\r\n return this.q[0];\r\n }\r\n }\r\n global.Queue = Queue;\r\n}());\r\n<\/pre>\n\u5229\u7528\u4f8b\u306f\u6b21\u306e\u3068\u304a\u308a\u3002\u5b9f\u884c\u3059\u308b\u3068\u3001JavaScript, Java, Ruby \u306e\u9806\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n
\r\n<!DOCTYPE html>\r\n<html>\r\n<head>\r\n <meta http-equiv="content-type" content="text\/html; charset=UTF-8">\r\n <title>Queue<\/title>\r\n <script src="queue.js"><\/script>\r\n<\/head>\r\n<body>\r\n <div id="logtext" style="position:absolute;"><\/div><br \/>\r\n<script>\r\nfunction log(element) {\r\n var html = document.getElementById('logtext').innerHTML;\r\n document.getElementById('logtext').innerHTML = html + '<br>' + element;\r\n}\r\n\r\nvar queue = new Queue();\r\nqueue.enqueue("JavaScript");\r\nqueue.enqueue("Java");\r\nqueue.enqueue("Ruby");\r\n\r\nwhile (queue.peek()) {\r\n log(queue.dequeue())\r\n}\r\n<\/script>\r\n<\/body>\r\n<\/html>\r\n<\/pre>\nJavaScript\u306b\u3064\u3044\u3066\u306f\u3001\u4e0b\u8a18\u306e\u66f8\u7c4d\u306e\u53c2\u8003\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n