js 拼接字符串带变量(js方法参数单双引号拼接的问题记录)

 //刷新二级信号表格（增删改操作后）
 function reloadSignal(subId) {
     //清空
     $("#msgAll"+subId).empty();
     //js手工添加表格     
         var htmlStart= '<span style="position: absolute; top: 6px; right: 55px; font-weight: bold;">'+
                              '<a style="font-size: 20px" class="handleAddA" onClick="hideMsg(\'msg'+subId+'\')" href="javascript:void(0);">-</a>'+
                       '</span>'+
        '<span style="position: absolute; top: 8px; right: 85px; font-weight: bold;"> <a style="font-size: 18px" class="handleAddA" onClick="showMsg(\'msg'+subId+'\')" href="javascript:void(0);">+</a>'+
        '</span>'+
        '<span style="position: absolute; top: 12px; right: 5px; font-weight: 400;"> <a class="handleAddA" onClick="manageSubEdit(\''+subId+'\',this)" href="javascript:void(0);">编辑</a>'+
        '</span>'+
        '<div style="display: none; width: 600px; left: 0px; position: absolute; top: 32px; z-index: 999" id="msg'+subId+'">'+
        '<table style="margin: 0 auto; ">';
        
        var htmlMiddle='';
        var arr = [1,2,3];
                    for (var k = 0, length = arr.length; k < length; k++) {
                        htmlMiddle+=
                        '<tr>'+
                        '<td>'+k+'</td>'+
                        '<td>'+k+'</td>'+
                        '</tr>';
                    } 
         var htmlEnd='</table>'+'</div>';
         
     $("#msgAll"+subId).html(htmlStart+htmlMiddle+htmlEnd);
     
 }