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  1.ÔÚÉùÃ÷ʱͬʱ½øÐÐÌî³ä
        var beatles = Array("John","Paul","George","Ringo");
  2.ÎÒÃÇÉõÖÁÓò»×ÅÃ÷È·µØ±íÃ÷ÎÒÃÇÊÇÔÚ´´½¨Êý×é.ÊÂʵÉÏ,Ö»ÐèÓÃÒ»¶Ñ·½À¨ºÅÀ¨ÆðÀ´¾Í×ãÒÔ´´½¨ÎÒÃÇÏëÒªµÄÊý×éÁË:
        var beatles = ["John","Paul","George","Ringo"];
JSÖеĹØÁªÊý×é
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        var lennon = Array();
        lennon["name"]="John";
        lennon["year"]="1940";
  ´ÓijÖÖÒâÒåÉϽ²,ÍêÈ«¿ÉÒÔ°ÉËùÓеÄÊý×é¶¼¿´×öÊǹØÁªÊý×é.ÊýÖµÊý×éÖ»²»¹ýÊǹØÁªÊý×éµÄÒ»ÖÖÌØÀý.
CSS²ãµþÑùʽ±í¶¨Ò巽ʽ:
  <p class="special">This<p>
  <h2 class="special">So<h2>
  1.ÔÚÑùʽ±íÀï,ÎÒÃÇ¿ÉÒÔÏñÏÂÃæÕâÑùΪclassÊôÐÔÖµÏàͬµÄËùÓÐÔªËØ¶¨ÒåÒ»ÖÖ¹²ÏíµÄÑùʽ:
  .special{
     font-style: italic;
   }
  2.ÎÒÃÇ»¹¿ÉÒÔÏñÏÂÃæÕâÑùÀûÓÃclassµÄÊôÐÔΪһÖÖÌØ¶¨ÀàÐ͵ÄÔªËØ¶¨ÒåÒ»ÖÖ¶ÀÏíµÄÑùʽ:
  h2.spical{
    text-tansform:uppercase;
  }
  3.idÊôÐÔµÄÓÃ;ÊǸøÍøÒ³ÀïµÄij¸öÔªËØ¼ÓÉÏÒ»¸ö¶ÀÒ»ÎÞ¶þµÄ±êʶ·û
      <ul id="purchase">
      ÔÚÑùʽ±íÀïÎÒÃÇ¿ÉÒÔÏñÏÂÃæÕâÑùΪÓÐ×ÅÌØ¶¨idÊôÐÔÖµµÄÔªËØ¶¨ÒåÒ»ÖÖ¶ÀÏíµÄÑùʽ:
      #purchase{
         border:1px;
         color:#CCC;
      }
  4.ÎÒÃÇ»¹¿ÉÒÔÏñÏÂÃæÕâÑùÀûÓÃIDÊôÐÔΪ°üº¬ÔÚij¸ø¶¨Ô¹¶¾ÀïµÄÆäËûÔªËØ¶¨ÒåÑùʽ,Èç´Ë¶¨ÒåµÄÑùʽ½«Ö»×÷ÓÃÓÚ°üº¬ÔÚÕâ¸ö¸ø¶¨ÔªËØÀïµÄÓйØÔªËØ
      #purchase li{
          font-weight:bold;
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