锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20037;&#20037;&#20037;&#20122;&#27954;&#65;&#86;&#27874;&#22810;&#37326;&#32467;&#34915;&#44;&#20037;&#20037;&#22812;&#33394;&#25769;&#20154;&#31934;&#21697;&#22269;&#20135;&#23567;&#35828;&#44;&#22269;&#20135;&#21320;&#22812;&#31934;&#21697;&#29702;&#35770;&#29255;&#20037;&#20037;&#24433;&#35270;&#13;</title><link>http://www.shnenglu.com/twzheng/category/21224.html</link><description>銆庣珯鍦ㄩ鍙ｆ氮灝栫揣鎻′綇榧犳爣鏃嬭漿錛併�?/description><language>zh-cn</language><lastBuildDate>Mon, 13 Jun 2016 15:47:22 GMT</lastBuildDate><pubDate>Mon, 13 Jun 2016 15:47:22 GMT</pubDate><ttl>60</ttl><item><title>Java瀛︿範涔婭terator(榪唬鍣?鐨勪竴鑸敤娉?/title><link>http://www.shnenglu.com/twzheng/articles/213704.html</link><dc:creator>璋枃鏀?/dc:creator><author>璋枃鏀?/author><pubDate>Mon, 13 Jun 2016 15:23:00 GMT</pubDate><guid>http://www.shnenglu.com/twzheng/articles/213704.html</guid><wfw:comment>http://www.shnenglu.com/twzheng/comments/213704.html</wfw:comment><comments>http://www.shnenglu.com/twzheng/articles/213704.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/twzheng/comments/commentRss/213704.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/twzheng/services/trackbacks/213704.html</trackback:ping><description><![CDATA[榪唬鍣紙Iterator錛?

銆�銆�榪唬鍣ㄦ槸涓�縐嶈璁℃ā寮忥紝瀹冩槸涓�涓璞★紝瀹冨彲浠ラ亶鍘嗗茍閫夋嫨搴忓垪涓殑瀵硅薄錛岃�屽紑鍙戜漢鍛樹笉闇�瑕佷簡瑙ｈ搴忓垪鐨勫簳灞傜粨鏋勩�傝凱浠ｅ櫒閫氬父琚О涓?#8220;杞婚噺綰?#8221;瀵硅薄錛屽洜涓哄垱寤哄畠鐨勪唬浠峰皬銆?

銆�銆�Java涓殑Iterator鍔熻兘姣旇緝綆�鍗曪紝騫朵笖鍙兘鍗曞悜縐誨姩錛?

銆�銆�(1) 浣跨敤鏂規硶iterator()瑕佹眰瀹瑰櫒榪斿洖涓�涓狪terator銆傜涓�嬈¤皟鐢↖terator鐨刵ext()鏂規硶鏃訛紝瀹冭繑鍥炲簭鍒楃殑絎竴涓厓绱犮�傛敞鎰忥細iterator()鏂規硶鏄痡ava.lang.Iterable鎺ュ彛,琚獵ollection緇ф壙銆?

銆�銆�(2) 浣跨敤next()鑾峰緱搴忓垪涓殑涓嬩竴涓厓绱犮�?

銆�銆�(3) 浣跨敤hasNext()媯�鏌ュ簭鍒椾腑鏄惁榪樻湁鍏冪礌銆?

銆�銆�(4) 浣跨敤remove()灝嗚凱浠ｅ櫒鏂拌繑鍥炵殑鍏冪礌鍒犻櫎銆?

銆�銆�Iterator鏄疛ava榪唬鍣ㄦ渶綆�鍗曠殑瀹炵幇錛屼負List璁捐鐨凩istIterator鍏鋒湁鏇村鐨勫姛鑳斤紝瀹冨彲浠ヤ粠涓や釜鏂瑰悜閬嶅巻List錛屼篃鍙互浠嶭ist涓彃鍏ュ拰鍒犻櫎鍏冪礌銆?

榪唬鍣ㄥ簲鐢細
 list l = new ArrayList();
  l.add("aa");
  l.add("bb");
  l.add("cc");
  for (Iterator iter = l.iterator(); iter.hasNext();) {
   String str = (String)iter.next();
   System.out.println(str);
  }
  /*榪唬鍣ㄧ敤浜巜hile寰幆
 Iterator iter = l.iterator();
  while(iter.hasNext()){
   String str = (String) iter.next();
   System.out.println(str);
  }
  */<img src ="http://www.shnenglu.com/twzheng/aggbug/213704.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/twzheng/" target="_blank">璋枃鏀?/a> 2016-06-13 23:23 <a href="http://www.shnenglu.com/twzheng/articles/213704.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                 <footer>
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