聽1
import
聽java.util.
*
;
聽2
聽3
/**聽*/
/**
聽4
聽*聽婕旂ずVector鐨勪嬌鐢ㄣ傚寘鎷琕ector鐨勫垱寤恒佸悜Vector涓坊鍔犲厓绱犮佷粠Vector涓垹闄ゅ厓绱犮?br />
聽5
聽*聽緇熻Vector涓厓绱犵殑涓暟鍜岄亶鍘哣ector涓殑鍏冪礌銆?br />
聽6
聽
*/
聽7
聽8
聽9
public
聽
class
聽VectorDemo
{
10
聽
public
聽
static
聽
void
聽main(String[]聽args)
{
11聽聽
12聽聽
//
Vector鐨勫垱寤?br />
13
聽聽
//
浣跨敤Vector鐨勬瀯閫犳柟娉曡繘琛屽垱寤郝?/span>
14
聽聽Vector聽v聽
=
聽
new
聽Vector(
4
);
15聽聽
16聽聽
//
鍚慥ector涓坊鍔犲厓绱?br />
17
聽聽
//
浣跨敤add鏂規硶鐩存帴娣誨姞鍏冪礌
18
聽聽v.add(
"
Test0
"
);
19聽聽v.add(
"
Test1
"
);
20聽聽v.add(
"
Test0
"
);
21聽聽v.add(
"
Test2
"
);
22聽聽v.add(
"
Test2
"
);
23聽聽
24聽聽
//
浠嶸ector涓垹闄ゅ厓绱?/span>
25
聽聽v.remove(
"
Test0
"
);聽
//
鍒犻櫎鎸囧畾鍐呭鐨勫厓绱?/span>
26
聽聽v.remove(
0
);聽聽聽聽聽聽聽
//
鎸夌収绱㈠紩鍙峰垹闄ゅ厓绱?br />
27
聽聽
28聽聽
//
鑾峰緱Vector涓凡鏈夊厓绱犵殑涓暟
29
聽聽
int
聽size聽
=
聽v.size();
30聽聽System.out.println(
"
size:
"
聽size);
31聽聽
32聽聽
//
閬嶅巻Vector涓殑鍏冪礌
33
聽聽
for
(
int
聽i聽
=
聽
0
;i聽
<
聽v.size();i
+
)
{
34聽聽聽System.out.println(v.get(i));
35
聽聽}
36聽}
37}
38
java.util.vector 涓?font size="2">ArrayList浼氭瘮Vector蹇紝浠栨槸闈炲悓姝ョ殑錛屽鏋滆璁℃秹鍙婂埌澶氱嚎紼嬶紝榪樻槸鐢╒ector姣旇緝濂戒竴浜?
import
聽java.util.
*
;聽2
聽3
/**聽*/
/**
聽4
聽*聽婕旂ずVector鐨勪嬌鐢ㄣ傚寘鎷琕ector鐨勫垱寤恒佸悜Vector涓坊鍔犲厓绱犮佷粠Vector涓垹闄ゅ厓绱犮?br />
聽5
聽*聽緇熻Vector涓厓绱犵殑涓暟鍜岄亶鍘哣ector涓殑鍏冪礌銆?br />
聽6
聽
*/
聽7
聽8
聽9
public
聽
class
聽VectorDemo
{10
聽
public
聽
static
聽
void
聽main(String[]聽args)
{11
聽聽12
聽聽
//
Vector鐨勫垱寤?br />
13
聽聽
//
浣跨敤Vector鐨勬瀯閫犳柟娉曡繘琛屽垱寤郝?/span>
14
聽聽Vector聽v聽
=
聽
new
聽Vector(
4
);15
聽聽16
聽聽
//
鍚慥ector涓坊鍔犲厓绱?br />
17
聽聽
//
浣跨敤add鏂規硶鐩存帴娣誨姞鍏冪礌
18
聽聽v.add(
"
Test0
"
);19
聽聽v.add(
"
Test1
"
);20
聽聽v.add(
"
Test0
"
);21
聽聽v.add(
"
Test2
"
);22
聽聽v.add(
"
Test2
"
);23
聽聽24
聽聽
//
浠嶸ector涓垹闄ゅ厓绱?/span>
25
聽聽v.remove(
"
Test0
"
);聽
//
鍒犻櫎鎸囧畾鍐呭鐨勫厓绱?/span>
26
聽聽v.remove(
0
);聽聽聽聽聽聽聽
//
鎸夌収绱㈠紩鍙峰垹闄ゅ厓绱?br />
27
聽聽28
聽聽
//
鑾峰緱Vector涓凡鏈夊厓绱犵殑涓暟
29
聽聽
int
聽size聽
=
聽v.size();30
聽聽System.out.println(
"
size:
"
聽size);31
聽聽32
聽聽
//
閬嶅巻Vector涓殑鍏冪礌
33
聽聽
for
(
int
聽i聽
=
聽
0
;i聽
<
聽v.size();i
+
)
{34
聽聽聽System.out.println(v.get(i));35
聽聽}
36
聽}
37
}
38
Vector 綾繪彁渚涗簡瀹炵幇鍙闀挎暟緇勭殑鍔熻兘錛岄殢鐫鏇村鍏冪礌鍔犲叆鍏朵腑錛屾暟緇勫彉鐨勬洿澶с傚湪鍒犻櫎涓浜涘厓绱犱箣鍚庯紝鏁扮粍鍙樺皬銆?br />Vector 鏈変笁涓瀯閫犲嚱鏁幫紝
public Vector(int initialCapacity,int capacityIncrement)
public Vector(int initialCapacity)
public Vector()
銆銆Vector 榪愯鏃跺垱寤轟竴涓垵濮嬬殑瀛樺偍瀹歸噺initialCapacity錛屽瓨鍌ㄥ閲忔槸浠apacityIncrement 鍙橀噺瀹氫箟鐨勫閲忓闀褲傚垵濮嬬殑瀛樺偍瀹歸噺鍜宑apacityIncrement 鍙互鍦╒ector 鐨勬瀯閫犲嚱鏁頒腑瀹氫箟銆傜浜屼釜鏋勯犲嚱鏁板彧鍒涘緩鍒濆瀛樺偍瀹歸噺銆傜涓変釜鏋勯犲嚱鏁版棦涓嶆寚瀹氬垵濮嬬殑瀛樺偍瀹歸噺涔熶笉鎸囧畾capacityIncrement銆?br />銆銆Vector 綾繪彁渚涚殑璁塊棶鏂規硶鏀寔綾諱技鏁扮粍榪愮畻鍜屼笌Vector 澶у皬鐩稿叧鐨勮繍綆椼傜被浼兼暟緇勭殑榪愮畻鍏佽鍚戦噺涓鍔狅紝鍒犻櫎鍜屾彃鍏ュ厓绱犮傚畠浠篃鍏佽嫻嬭瘯鐭㈤噺鐨勫唴瀹瑰拰媯绱㈡寚瀹氱殑鍏冪礌錛屼笌澶у皬鐩稿叧鐨勮繍綆楀厑璁稿垽瀹氬瓧鑺傚ぇ灝忓拰鐭㈤噺涓厓绱犱笉鏁扮洰銆?br />銆銆鐜伴拡瀵圭粡甯哥敤鍒扮殑瀵瑰悜閲忓錛屽垹錛屾彃鍔熻兘涓句緥鎻忚堪錛?br />addElement(Object obj)銆銆
銆銆鎶婄粍浠跺姞鍒板悜閲忓熬閮紝鍚屾椂澶у皬鍔?錛屽悜閲忓閲忔瘮浠ュ墠澶?
insertElementAt(Object obj, int index)銆銆
銆銆鎶婄粍浠跺姞鍒版墍瀹氱儲寮曞錛屾鍚庣殑鍐呭鍚戝悗縐誨姩1 涓崟浣?br />setElementAt(Object obj, int index)
銆銆鎶婄粍浠跺姞鍒版墍瀹氱儲寮曞錛屾澶勭殑鍐呭琚唬鏇褲?br />銆銆removeElement(Object obj) 鎶婂悜閲忎腑鍚湁鏈粍浠跺唴瀹圭Щ璧般?br />銆銆removeAllElements() 鎶婂悜閲忎腑鎵鏈夌粍浠剁Щ璧幫紝鍚戦噺澶у皬涓?銆?br />銆銆渚嬪錛?br />銆
聽1import聽java.lang.System;
聽2import聽java.util.Vector;
聽3import聽java.util.Emumeration;
聽4public聽class聽Avector{
聽5聽聽聽聽public聽static聽void聽main(String聽args[]){
聽6聽聽聽聽聽聽聽聽Vector聽v=new聽Vector();聽
聽7聽聽聽聽聽聽聽聽v.addElement("one");聽
聽8聽聽聽聽聽聽聽聽v.addElement("two");
聽9聽聽聽聽聽聽聽聽v.addElement("three");聽
10聽聽聽聽聽聽聽聽v.insertElementAt("zero",0);
11聽聽聽聽聽聽聽聽v.insertElementAt("oop",3);
12聽聽聽聽聽聽聽聽v.setElementAt("three",3);
13聽聽聽聽聽聽聽聽v.setElementAt("four",4);
14聽聽聽聽聽聽聽聽v.removeAllElements();
15聽聽聽聽}
16}
import聽java.lang.System;聽2
import聽java.util.Vector;聽3
import聽java.util.Emumeration;聽4
public聽class聽Avector{聽5
聽聽聽聽public聽static聽void聽main(String聽args[]){聽6
聽聽聽聽聽聽聽聽Vector聽v=new聽Vector();聽聽7
聽聽聽聽聽聽聽聽v.addElement("one");聽聽8
聽聽聽聽聽聽聽聽v.addElement("two");聽9
聽聽聽聽聽聽聽聽v.addElement("three");聽10
聽聽聽聽聽聽聽聽v.insertElementAt("zero",0);11
聽聽聽聽聽聽聽聽v.insertElementAt("oop",3);12
聽聽聽聽聽聽聽聽v.setElementAt("three",3);13
聽聽聽聽聽聽聽聽v.setElementAt("four",4);14
聽聽聽聽聽聽聽聽v.removeAllElements();15
聽聽聽聽}16
}Vector涓殑鍙樺寲鎯呭喌錛?br />1. one銆銆 2. one銆銆 3. one銆銆 4. zero銆銆 5.zero銆銆 6. zero銆銆7. zero聽聽聽聽 8.
銆銆銆銆銆聽聽聽 two銆銆聽聽聽聽聽聽 two銆聽聽聽聽聽聽聽聽聽聽 one銆銆聽聽聽聽 one銆銆聽聽聽聽聽聽聽 one銆銆聽聽聽聽one
銆銆銆銆銆銆銆銆銆銆銆three銆銆聽聽聽聽 two銆銆聽聽聽聽 two銆銆聽聽聽聽聽聽聽聽 two銆銆 two
銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆three銆銆聽聽聽 oop銆銆聽聽聽聽聽聽聽聽 three銆銆three
銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆銆three銆銆聽聽聽聽聽聽聽 three銆銆four
銆
銆銆鍙﹀錛孷ector 鍦ㄥ弬鏁頒紶閫掍腑鍙戞尌鐫涓捐凍杞婚噸鐨勪綔鐢ㄣ?br />銆銆鍦ˋpplet 涓湁涓鍧楃敾甯?Canvas) 鍜屼竴涓?Panel), 鑰孭anel 涓斁鐫鐢ㄦ埛瑕佽緭鍏ョ殑淇℃伅錛屾牴鎹繖浜涗俊鎭妸鍙傛暟浼犻掑埌canvas 涓紝榪欐椂鍦↗ava 涓敤涓涓帴鍙ｏ紙Interface錛? 鑰屽湪鎺ュ彛涓渶鐢ㄤ竴涓猇ector 鍘諱紶閫掕繖浜涘弬鏁般傚彟澶栵紝鍦ㄤ竴涓被鍚戝彟涓涓被鍙傛暟浼犻掑氨鍙互鐢ㄨ繖縐嶆柟娉曘?br />銆銆渚嬪錛?br />銆
import java.util.Vector
interface codeselect{
銆銆銆銆銆銆銆銆銆銆銆Vector codeselect=new Vector();
銆銆銆銆銆銆銆銆銆銆銆銆 }
鏄劇ず鏁板淇℃伅
Vector(0)瀛樺叆瀛︾敓緙栧彿
Vector(1)瀛樺叆瀛︾
銆
銆銆鍦≒anel 涓綋鐢ㄦ埛鍦═extField 鍜孋hoice 涓夋嫨鑷繁鎵瑕佹眰鐨勫唴瀹癸紝紼嬪簭涓?br />銆銆閫氳繃浜嬩歡鍝嶅簲鎶婂間紶鍒板悜閲廣ector 涓?br />銆銆鍋囪嫢鍦≒anel 綾諱腑錛?br />
聽1public聽void聽codepanel聽extends聽Panel{
聽2聽聽聽聽public聽void聽init()聽{聽
聽3聽聽聽聽聽聽聽聽TextField聽s=new聽TextField();
聽4聽聽聽聽聽聽聽聽Choice聽c=new聽Choice();
聽5聽聽聽聽聽聽聽聽c.聽addItem("璇枃");
聽6聽聽聽聽聽聽聽聽c.addItem("鏁板");
聽7聽聽聽聽聽聽聽聽c.addItem("鏀挎不");
聽8聽聽聽聽聽聽聽聽add(s);
聽9聽聽聽聽聽聽聽聽add聽(c);
10聽聽聽聽}
11銆
12聽聽聽聽public聽boolean聽handleEvent(Event聽event){
13聽聽聽聽聽聽聽聽if(event.id==Event.ACTION_EVENT){
14聽聽聽聽聽聽聽聽聽聽if(event.target.instanceof聽Textfield)
15聽聽聽聽聽聽聽聽聽聽{
16聽聽聽聽聽聽聽聽聽聽聽聽聽coderesult.setElementAt(s.getText(),0);
17聽聽聽聽聽聽聽聽聽聽}聽else聽if(event.target聽intanceof聽Choice)聽{
18聽聽聽聽聽聽聽聽聽聽聽聽聽coderesult.setElementAt(new聽Integer(c.getSelectedIndex()),1);
19聽聽聽聽聽聽聽聽聽聽}
20聽聽聽聽聽聽聽聽}
21聽聽聽聽}
22}
public聽void聽codepanel聽extends聽Panel{聽2
聽聽聽聽public聽void聽init()聽{聽聽3
聽聽聽聽聽聽聽聽TextField聽s=new聽TextField();聽4
聽聽聽聽聽聽聽聽Choice聽c=new聽Choice();聽5
聽聽聽聽聽聽聽聽c.聽addItem("璇枃");聽6
聽聽聽聽聽聽聽聽c.addItem("鏁板");聽7
聽聽聽聽聽聽聽聽c.addItem("鏀挎不");聽8
聽聽聽聽聽聽聽聽add(s);聽9
聽聽聽聽聽聽聽聽add聽(c);10
聽聽聽聽}11
銆12
聽聽聽聽public聽boolean聽handleEvent(Event聽event){13
聽聽聽聽聽聽聽聽if(event.id==Event.ACTION_EVENT){14
聽聽聽聽聽聽聽聽聽聽if(event.target.instanceof聽Textfield)15
聽聽聽聽聽聽聽聽聽聽{16
聽聽聽聽聽聽聽聽聽聽聽聽聽coderesult.setElementAt(s.getText(),0);17
聽聽聽聽聽聽聽聽聽聽}聽else聽if(event.target聽intanceof聽Choice)聽{18
聽聽聽聽聽聽聽聽聽聽聽聽聽coderesult.setElementAt(new聽Integer(c.getSelectedIndex()),1);19
聽聽聽聽聽聽聽聽聽聽}20
聽聽聽聽聽聽聽聽}21
聽聽聽聽}22
}榪欐椂錛屽悜閲忎腑宸茬粡瀛樺叆瀛︾敓緙栧彿鍜屽縐戠儲寮曞彿錛? 涓鴻鏂囷紝1 涓烘暟瀛︼紝2 涓烘斂娌伙級銆?br />銆銆鑰屽湪Canvas 涓緱鍒版鍊鹼紝
public聽class聽codecanvas聽extends聽Canvas{聽聽聽聽public聽void聽code{聽聽聽聽}聽聽聽聽public聽void聽paint{銆聽聽聽聽聽聽聽聽聽String聽str;聽聽聽聽聽聽聽聽int聽t;聽聽聽聽聽聽聽聽str=(String)coderesult.elementAt(0);聽聽聽聽聽聽聽聽t=(new聽Integer(codeselect.elementAt(1).toString())).intValue();聽聽聽聽聽聽聽聽if(t==0)聽{聽聽聽聽聽聽聽聽聽聽聽聽聽//鏄劇ず璇枃淇℃伅聽聽聽聽聽聽聽聽聽}聽else聽if(t==1){聽聽聽聽聽聽聽聽聽聽聽聽聽//鏄劇ず鏁板淇℃伅銆聽聽聽聽聽聽聽聽聽}聽聽聽聽聽聽聽聽else聽if(t==2)聽{聽聽聽聽聽聽聽聽聽聽聽聽聽//鏄劇ず鏀挎不淇℃伅聽聽聽聽聽聽聽聽聽}聽聽聽聽}}銆
]]>
]]>
<form聽name="form1"聽action="2.jsp">聽聽<td>聽聽聽<strong>鎵灞?/span></strong><b>錛?/span></b>聽聽聽<select聽name="busType"聽class="input11"><%聽聽聽聽out.println(DrawSelect("select聽distinct(atbusi)聽from聽t_sys_logobj"));%>聽聽聽</select>聽聽聽<br>聽聽聽<strong>鍚嶇О</strong><b>錛?/span></b>聽聽聽<input聽type="text"聽name="busName"聽class="input11"><br>聽聽聽聽<img聽style="cursor:hand"聽src="../images3/down.gif"聽onclick="return聽next();"聽value="涓嬩竴姝?>聽聽聽<!--//浼氳嚜鍔ㄦ彁浜?br />聽聽聽聽聽<input聽name="sumit"聽type="image"聽src="../images3/down.gif"聽onclick="return聽submit();"聽value="涓嬩竴姝?>聽聽聽聽聽-->聽聽</td></form>2銆佽嚜宸辮佹槸鍠滄鐘繖鏍風殑閿欙細鎬繪槸鍦ㄤ綔姣旇緝鐨勬椂鍊欐妸鈥?=鈥濊鍐欐垚鈥?鈥濓紝瀵艱嚧璋冭瘯濂藉崐澶╅兘涓嶆槑鐧芥庝箞鍥炰簨銆備唬鐮佸錛?/p>
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