Méthode pour ajouter dynamiquement des balises td et tr en javascript (code)

Le contenu de cet article concerne la méthode (code) d'ajout dynamique de balises td et tr en JavaScript. Il a une certaine valeur de référence. Les amis dans le besoin peuvent s'y référer.

//新增机器人信息的 
function insertRows(rr){
        //var tab=document.getElementById('tableid');
        var tb1 = $("#tableid"); 
        var tempRow=parseInt($("#tableid tr").size());

        var shu=parseInt(rr)+1;
        var ss="<option value=&#39;&#39;></option>";
        <c:forEach items="${robolist}" var="r">
            ss+="<option value=&#39;${r.robotserialno}&#39;>${r.robotnickname}</option>";
        </c:forEach>

        if((parseInt(rr+1)== tempRow)){
            $("#tableid tr:eq("+rr+")")
            .after("
                  <tr id=&#39;tr"+tempRow+"&#39;  >
                  <td  class=&#39;tdcss2&#39;>机器人：</td>
                  <td class=&#39;controls&#39;>
                  <select 
                          id=&#39;sele"+tempRow+"&#39; 
                          name=&#39;teams["+tempRow+"].robot&#39; value=&#39;&#39;  
                          class=&#39;required selecss&#39;   
                          onchange=&#39;queryGroup(this.value,"+tempRow+")&#39;>"+ss+"</select>
                   </td>
                   <td  class=&#39;tdcss&#39;>群名称：</td>
                   <td class=&#39;controls&#39;>
                   <p id=&#39;ttqu"+tempRow+"&#39;>
                   <select 
                            id=&#39;ssess"+tempRow+"&#39; 
                            name=&#39;teams["+tempRow+"].groupname&#39; 
                            value=&#39;&#39; 
                            class=&#39;required selecss&#39;>
                    </select>
                    </p>
                    </td>
                    <td class=&#39;controls&#39;>
                    <a  id=&#39;addtian"+tempRow+"&#39;   onclick=&#39;insertRows("+tempRow+")&#39;>
                    <img src="/static/imghwm/default1.png"  data-src="https://img.php.cn/upload/article/000/000/009/43175d7def59bcc1bd37d9b79fab8d0b-0.jpg"  class="lazy" 
                     alt=&#39;&#39; 
                     src=&#39;${ctxStatic}/images/add.jpg&#39;  
                     style=&#39;height:21px; 
                     width:24px;margin-top: 8px;&#39;>
                     </a> &nbsp&nbsp&nbsp<a id=&#39;delet"+tempRow+"&#39; onclick=&#39;delRows("+tempRow+")&#39;>
                     <img src="/static/imghwm/default1.png"  data-src="https://img.php.cn/upload/article/000/000/009/43175d7def59bcc1bd37d9b79fab8d0b-0.jpg"  class="lazy" 
                      alt=&#39;&#39; 
                      src=&#39;${ctxStatic}/images/dele.jpg&#39;  
                      style=&#39;height:21px; 
                      width:24px;margin-top: 8px;&#39;>
                      </a>
                      </td>
                      </tr>");
        }else{

            for (i=tempRow-1;i>=shu;i--){
                $("#tr"+i).attr("id","tr"+(i+1)+"");
                 $("#delet"+i+"").attr("onclick","delRows("+(i+1)+")");
                $("#addtian"+i).attr("onclick","insertRows("+(i+1)+")");
                 $("#ttqu"+i).attr("id","ttqu"+(i+1)+"");
                 $("#delet"+i+"").attr("id","delet"+(i+1)+"");
                 $("#addtian"+i).attr("id","addtian"+(i+1)+"");
                $("#sele"+i).attr("name","teams["+(i+1)+"].robot");
                $("#sele"+i).attr("onchange","queryGroup(this.value,"+(i+1)+")");
                $("#ssess"+i).attr("name","teams["+(i+1)+"].groupname");
                $("#sele"+i).attr("id","sele"+(i+1)+"");
                $("#ssess"+i).attr("id","ssess"+(i+1)+"");
            }

            $("#tableid tr:eq("+rr+")")
            .after("<tr id=&#39;tr"+shu+"&#39; >
            <td  class=&#39;tdcss2&#39;>机器人：</td>
            <td class=&#39;controls&#39;>
            <select
             id=&#39;sele"+shu+"&#39;
              name=&#39;teams["+shu+"].robot&#39; 
              value=&#39;&#39;  
              class=&#39;required selecss&#39; onchange=&#39;queryGroup(this.value,"+shu+")&#39;>"+ss+"</select>
              </td>
              <td  class=&#39;tdcss&#39;>群名称：</td>
              <td class=&#39;controls&#39;>
              <p id=&#39;ttqu"+shu+"&#39;>
              <select
               id=&#39;ssess"+shu+"&#39; 
               name=&#39;teams["+shu+"].groupname&#39; 
               value=&#39;&#39;  
               class=&#39;required selecss&#39;>
               </select>
               </p>
               </td>
               <td class=&#39;controls&#39;>
               <a  id=&#39;addtian"+shu+"&#39;   onclick=&#39;insertRows("+shu+")&#39;>
               <img src="/static/imghwm/default1.png"  data-src="https://img.php.cn/upload/article/000/000/009/43175d7def59bcc1bd37d9b79fab8d0b-0.jpg"  class="lazy" 
                alt=&#39;&#39; 
                src=&#39;${ctxStatic}/images/add.jpg&#39;  
                style=&#39;height:21px;
                width:24px;
                margin-top: 8px;&#39;>
                </a> &nbsp&nbsp&nbsp<a id=&#39;delet"+shu+"&#39; onclick=&#39;delRows("+shu+")&#39;>
                <img src="/static/imghwm/default1.png"  data-src="https://img.php.cn/upload/article/000/000/009/43175d7def59bcc1bd37d9b79fab8d0b-0.jpg"  class="lazy" 
                 alt=&#39;&#39; 
                 src=&#39;${ctxStatic}/images/dele.jpg&#39;  
                 style=&#39;height:21px; 
                 width:24px;margin-top: 8px;&#39;>
                 </a>
                 </td>
                 </tr>");
        }
    } 
    //删除tr和td并且移动后面的tr和td且下标要一致 
    function delRows(sub){
        var rowNum=sub;  //此处的规律是：行号为下标+1
        var tb1 = $("#tableid");  //找table的ID
        var tempRow = $("#tableid tr").size();//获取表格的行数

        if (tempRow >rowNum){ 
        $("#tr"+sub).remove();  //删除tr
        for (i=(parseInt(sub)+1);i<tempRow;i++){
            $("#tr"+i).attr("id","tr"+(i-1)+"");
            $("#addtian"+i).attr("onclick","insertRows("+(i-1)+")");
            $("#delet"+i+"").attr("onclick","delRows("+(i-1)+")");
            $("#delet"+i+"").attr("id","delet"+(i-1)+"");
             $("#addtian"+i).attr("id","addtian"+(i-1)+"");
            $("#sele"+i).attr("name","teams["+(i-1)+"].robot");
            $("#sele"+i).attr("onchange","queryGroup(this.value,"+(i-1)+")");
            $("#ssess"+i).attr("name","teams["+(i-1)+"].groupname");
            $("#ttqu"+i).attr("id","ttqu"+(i-1)+"");
            $("#sele"+i).attr("id","sele"+(i-1)+"");
            $("#ssess"+i).attr("id","ssess"+(i-1)+"");

             }    
        }

    }

Robot :

机器人：

群名称：

请先选择机器人！

Nom du groupe :

Veuillez d'abord sélectionner un robot !

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