1.1錛庡線action閲屼紶鍊肩殑浣跨敤鏂瑰紡錛?
<input name="userName" type="text" class="input6" size="15">
a. userName灞炴ч渶瑕佸湪璁塊棶鐨刟ction涓彁渚涚浉搴旂殑灞炴э紝騫舵湁SET/GET鏂規(guī)硶銆?
b. 鍙互涓嶅湪璁塊棶鐨刟ction涓彁渚涚浉搴旂殑灞炴э紝鐢╮equest.getParameter(“userName”);1.2錛庢樉紺烘爣絳?property 鐢ㄤ簬杈撳嚭鎸囧畾鍊鹼細
<s:property value=" userName "/> 褰揳ction榪斿洖鍒版寚瀹氶〉闈㈡槸錛屽彲浠ラ氳繃璇ユ爣絳炬樉紺篴ction涓殑灞炴т俊鎭傦紙娉?userName蹇呴』鍦╝ction涓瓨鍦紝騫舵湁GET鏂規(guī)硶錛夈?
1.3錛庡線瀵硅薄涓紶鍊?lt;s:textfield> 鐢ㄤ簬浠庨〉闈㈠線action涓殑瀵硅薄鍐呬紶鍊鹼細
<s:text name="user. userName " id="username"/>
璇ユ爣絳懼彲浠ュ湪欏甸潰涓悜action涓殑瀹炰綋瀵硅薄鍐呯洿鎺ヤ紶鍊箋傦紙娉細鍦╝ction涓瀛樺湪user瀵硅薄錛屽茍鏈塖ET/GET鏂規(guī)硶銆傦級
1.4錛庡垽鏂?lt;s:if> </s:if> 鐢ㄤ簬鍦ㄩ〉闈腑鍒ゆ柇鎸囧畾鏁版嵁
<s:if test="userName == admin">…. </s:if>
<s:else>…. </s:else>
璇ユ爣絳劇敤浜庡鎸囧畾鐨勬暟鎹繘琛屽垽鏂紝浣嗘寚瀹氱殑鏁版嵁蹇呴』鍦╝ction涓瓨鍦ㄣ?
1.5錛庤凱浠?lt;s:iterator>鐢ㄤ簬灝哃ist銆丮ap銆丄rrayList絳夐泦鍚堣繘琛屽驚鐜亶鍘?
<s:iterator value="userList" id="user" status="u">
<s:property value="userName"/></a>
</s:iterator>
璇ユ爣絳劇敤浜庡皢userList闆嗗悎涓殑鍏冪礌榪涜寰幆錛岀敤榪噋roperty榪涜鏄劇ず闆嗗悎涓殑鎸囧畾鍏冪礌鍊箋?
1.6錛嶶RL鍦板潃鏍囩錛?lt;s:url>鐢ㄤ簬鐢熸垚涓涓猆RL鍦板潃錛屽彲浠ラ氳繃URL鏍囩鎸囧畾鐨?lt;s:param>瀛愬厓绱犲悜URL鍦板潃鍙戦佽姹傚弬鏁?
<s:url action=" ">
<s:param name=" " value=""></s:param>
</s:url>
鍏朵腑action涓鴻姹傚湴鍧錛宲aram瀛愬厓绱犱負鍦板潃鍚庨潰鎵甯︾殑鍙傛暟銆?
1.7錛庤秴閾炬帴 <a href >涓鑸拰<s:url>鏍囩涓璧蜂嬌鐢紝鐢ㄤ簬甯﹀涓弬鏁般?
<a href="
<s:url action=" ">
<s:param name=" " value=""></s:param>
<s:param name=" " value=""></s:param>
<s:param name=" " value=""></s:param>
</s:url>">
瓚呴摼鎺?lt;/a>
1.8錛巗et鏍囩錛岀敤浜庡皢鏌愪釜鍊兼斁鍏ユ寚瀹氱殑鑼冨洿鍐呫備緥濡俛pplication,session絳夈?
<s:set name="user" value="userName" scope=”request”/>
灝唘ser鍊兼斁鍏equest鑼冨洿鍐呫?
2錛?Struts2欏甸潰寮鍙戜腑甯哥敤鏍囩浣跨敤瑙勮寖錛?/strong>
2.1錛庨氳繃<input name="userName" type="text" class=" " size="15">
寰action涓紶鍊鹼紝action涓鏈夌浉搴旂殑灞炴э紝騫舵彁渚汼ET/GET鏂規(guī)硶銆?
錛堝湪鏁伴噺灝戞椂鍙互浣跨敤request.getParameter(“userName”);錛?
2.2錛庡湪欏甸潰鏄劇ずaction浼犳潵鐨勬暟鎹紝浣跨敤property鏍囩銆傞渶瑕佹樉紺虹殑鏁版嵁浠巃ction涓幏寰椼?
2.3錛庡線action涓殑瀹炰綋瀵硅薄鍐呬紶鍊鹼紝浣跨敤textfield鏍囩銆?
2.4錛庡湪欏甸潰涓垽鏂寚瀹氬間嬌鐢?lt;s:if>鏍囩銆傚垽鏂暟鎹粠action涓幏寰椼?
2.5錛庡湪欏甸潰涓渶瑕佸驚鐜垪琛ㄦ樉紺虹殑鏁版嵁浣跨敤<s:iterator>鏍囩錛屽垪琛ㄦ暟鎹粠action涓幏寰椼?
2.6錛嶶RL鍦板潃鍜岃秴閾炬帴鍙互浣跨敤<a href>鍜?lt;s:url>錛屽湪浼犲鍊兼椂寤鴻<a href>鍜?lt;s:url>涓璧蜂嬌鐢?
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