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var o = new Object();//´´½¨Ò»¸ö¿Õ¶ÔÏ󣨼´Ã»ÓÐÈκÎÊôÐԵĶÔÏó£©;
var now = new Date(); //´´½¨µ±Ç°µÄÈÕÆÚºÍʱ¼ä¡£
var new_years_eve = new Date(2000,12,31); //´´½¨2000Äê12ÔÂ31ÈÕ
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var empty = {} //´´½¨Ò»¸öûÓÐÊôÐԵĶÔÏó¡£
var point = {x:0,y:0};
var circle = {x:point.x, y:point.y, radius:2};
var homer = {
name:”Homer Simpson”,
age:34,
married:true,
occupation:”plant operator”,
email:”homer@example.com”
}
 
 
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function Rectangle(w, h) {
this.width = w;
this.height = h;
}
// µ÷Óù¹Ô캯Êý´´½¨Á½¸ö¶ÔÏó¡£
var rect1 = new Rectangle(2, 4); // rect1 = { width:2, height:4 };
var rect2 = new Rectangle(8.5, 11); // rect2 = { width:8.5, height:11 };
 
 
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var book = {}; //ÓöÔÏóÖ±½ÓÁ¿µÄ·½Ê½ÉùÃ÷Ò»¸ö¶ÔÏó¡£
book.title = “javascript: The Definitive Guide"; //ÉèÖÃÒ»¸öÊôÐÔ¡£
book.chapter1 = new Object(); //ÉèÖÃÒ»¸öÊôÐÔ£¬¸ÃÊôÐÔÒýÓÃÁËÁíÒ»¸ö¶ÔÏó¡£
book.chapter1.title = “Introduction to JavaScript”; //ÉèÖÃÒ»¸öÊôÐÔ£¨Ç¶Ì׵ĶÔÏ󣩵ÄÊôÐÔ
book.chapter1.pages = 11;
book.chapter2 = {title: "Lexical Structure", pages: 6} //¶ÔÏóÖ±½ÓÁ¿µÄ·½Ê½£¬ÉùÃ÷Ò»¸öÊôÐÔ
alert("Outline: " + book.title + "\n\t" + //¶ÁÈ¡ÊôÐÔÖµ
"Chapter 1 " + book.chapter1.title + "\n\t" +
"Chapter 2 " + book.chapter2.title);
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