判断乘客姓名不能为空


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<script>
function total(element){

var price=document.getElementById('price');
var fueltax=document.getElementById('fueltax');
//alert(fueltax.value);
var airporttax=document.getElementById('airporttax');
var total_price=Number(price.value)+Number(element)+Number(fueltax.value)+Number(airporttax.value);


document.getElementById("insurance_tax").innerHTML = "(￥" + element + ")";
document.getElementById("total_price").innerHTML = "(￥" + total_price + ")";
}
  function add() {
            var table = document.getElementById("tab");
            var tablerow = table.insertRow();
            var tablecell = tablerow.insertCell();
            if (table.rows.length > 9) {
                alert('最大只能添加9个客户!');
            }
            else {
                //blue_bg
                //class=main-tableline
//alert(table.rows.length);
                tablecell.innerHTML = "乘客姓名";
                tablecell.className = "blue_bg";
                tablecell = tablerow.insertCell();
//alert("<input  id=\"txtName" + table.rows.length + "\" name='PassengerName[]' type='text' style='width:70px'  maxlength='50' class='cx-input' onFocus=\"ShowGetClient(this);\" onKeyUp=\"ShowGetClient(this);\"   onkeydown=\"keydownvalue(this);\"   />");

                tablecell.innerHTML = "<input  id=\"txtName" + table.rows.length + "\" name='PassengerName[]' type='text' style='width:70px'  maxlength='50' class='cx-input' onFocus=\"ShowGetClient(this);\" onKeyUp=\"ShowGetClient(this);\"   onkeydown=\"keydownvalue(this);\"   />";
                tablecell.className = "main-tableline";<!--<input id="txtName" name="PassengerName[]" type="text" style="width: 70px" maxlength="50" class="cx-input"-->            }
        }        function del() {
            var table = document.getElementById("tab");            if (table.rows.length == 1) {
                alert('默认记录不能删除！');
            }
            else {
                table.deleteRow(table.rows.length - 1);
            }
        }

  function getValue() { //alert(document.getElementByName("PassengerName").value);
//alert(document.getElementById("PassengerName").rows.length);

 var table = document.getElementById("tab");

alert(table.rows.length);

  for (var i = 0; i < table.rows.length; i++) {
  
  alert(i);
   var txts_name =table.rows[i].cells[1].getElementsByTagName("input");
alert(txts_name[1].value);
                     if (txts_name[1].value == "") {
 
                        alert('请输入姓名!');
                      
                        return false;
                        break;
                    }
                    else {

                       // document.getElementById("PassengerName").value += "," + txts_name[0].value;

                    }
  
}



//alert(document.getElementByName("PassengerName[]").value);
       if (document.getElementById("PassengerName[]").value == "") {
             alert("乘客姓名不能为空");
               document.getElementById("PassengerName[]").focus();
               return false;
           }

alert(document.getElementById("mobilphone").value);
if (document.getElementById("mobilphone").value == "") {
                alert("手机号码不能为空，请输入11位手机号码。");
                document.getElementById("mobilphone").focus();
                return false;
            }


 if (/^(13[0-9]|15[0-9]|18[6|7|8|9])\d{8}$/.test(document.getElementById("mobilphone").value) == false) {
                alert("手机号码格式不正确，请重新输入。");
                document.getElementById("mobilphone").focus();
                return false;
            }
         }


</script>
<body>
<form method="post"  name="form_user" id="form_user" action="/index.php/ticket/ticket_order_confirm?action=confirm" onsubmit="return getValue();">
               <div  class="box" style="margin-top:10px">
               <table border="0" cellpadding="0" cellspacing="0" class="normal" id="tab">
                    <tr>
                        <td class="blue_bg">
                            乘客姓名
                        </td>
                        <td class="tbl_inputcol">
                         <input type="hidden" name="innertext" id="innertext" class="innertext" style="width:150px;" />

  <!--  <input type="text" name="username" id="username" size="15" onfocus="ajaxInputInit(this,'user_id','/index.php/user/ajaxSearchUser/?act=like', 1, false, 1, 'searchUser');" autocomplete="off"/>-->
                    
                     <input id="txtName" name="PassengerName[]" type="text" style="width: 70px" maxlength="50" class="cx-input" onfocus="ajaxInputInit(this,'user_id','/index.php/ticket/ajaxSearchUser/?act=like', 1, false, 1, 'searchUser');" autocomplete="off" />
                    
                         </td>
                      <td class="main-tableline2">
                            <input type="button" name="Submit1" value="+" onclick="add()" id="Button1" />
                            <input type="button" name="Submit2" value="-" onclick="del()" />
                        </td>
                        
                    </tr>
                </table>
               </div>
               
               
               <div id="mytable2">
               <fieldset> 
                <legend>旅客信息</legend>
                    <table class="table_form" width="100%">
                     <tbody>
                          <tr>
                             <td width="20%"> 手机号码（必填）：</td>
                              <td width="80%">
                                   <input type="text" value="" name="mobilphone" />
                                 </td>
                            </tr>
                             <tr>
                             <td width="20%">备注：</td>
                              <td width="80%">
                                   <textarea id="notecontent"></textarea>
                                 </td>
                            </tr>
                     
                      
                      
                        </tbody>
                      
                    </table>
                    <div style="text-align:left; margin-left:250px; margin-top:10px"><input id="dosubmit" class="dialog" type="submit" value="下一步" name="dosubmit" ></div>
                    
                    </fieldset>
                    </form>
</body>
</html>

解决方案 »

  1.   

    ajaxInputInit()是你定义的？？？还是
      

  2.   


    这个直接复制到html就可以测试了 总要是 getValue() 这个脚本不知如何判断而已 
      

  3.   

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
    <title>无标题文档</title>
    </head>
    <script>
    function total(element){
        
        var price=document.getElementById('price');
        var fueltax=document.getElementById('fueltax');
        //alert(fueltax.value);
        var airporttax=document.getElementById('airporttax');
        var total_price=Number(price.value)+Number(element)+Number(fueltax.value)+Number(airporttax.value);
        
        
        document.getElementById("insurance_tax").innerHTML = "(￥" + element + ")";
        document.getElementById("total_price").innerHTML = "(￥" + total_price + ")";
        }
          function add() {
                var table = document.getElementById("tab");
                var tablerow = table.insertRow();
                var tablecell = tablerow.insertCell();
                if (table.rows.length > 9) {
                    alert('最大只能添加9个客户!');
                }
                else {
                    //blue_bg
                    //class=main-tableline
                    //alert(table.rows.length);
                    tablecell.innerHTML = "乘客姓名";
                    tablecell.className = "blue_bg";
                    tablecell = tablerow.insertCell();
                    //alert("<input  id=\"txtName" + table.rows.length + "\" name='PassengerName[]' type='text' style='width:70px'  maxlength='50' class='cx-input' onFocus=\"ShowGetClient(this);\" onKeyUp=\"ShowGetClient(this);\"   onkeydown=\"keydownvalue(this);\"   />");
                    
                    tablecell.innerHTML = "<input  id=\"txtName" + table.rows.length + "\" name='PassengerName[]' type='text' style='width:70px'  maxlength='50' class='cx-input' onFocus=\"ShowGetClient(this);\" onKeyUp=\"ShowGetClient(this);\"   onkeydown=\"keydownvalue(this);\"   />";
                    tablecell.className = "main-tableline";<!--<input id="txtName" name="PassengerName[]" type="text" style="width: 70px" maxlength="50" class="cx-input"-->            }
            }        function del() {
                var table = document.getElementById("tab");            if (table.rows.length == 1) {
                    alert('默认记录不能删除！');
                }
                else {
                    table.deleteRow(table.rows.length - 1);
                }
            }
            
              function getValue() {        //alert(document.getElementByName("PassengerName").value);
            //alert(document.getElementById("PassengerName").rows.length);
            
             var table = document.getElementById("tab");
             alert(table.innerHTML);
            alert("行数："+table.rows.length);
               
              for (var i = 0; i < table.rows.length; i++) {
                  
                  alert("当前行："+i);
                      var txts_name =table.rows[i].cells[1].getElementsByTagName("input");
      var cellHtml=    table.rows[i].cells[1].innerHTML;
       var tv=  txts_name[0];
                            alert("内容："+cellHtml);
                         if (txts_name[0].value == "") {
                             
                            alert('请输入姓名!');
                          
                            return false;
                            break;
                        }
                        else {
                                continue;
                           // document.getElementById("PassengerName").value += "," + txts_name[0].value;
                            
                        }
                  
            }
            
            
            
            //alert(document.getElementByName("PassengerName[]").value);
                  if (document.getElementById("PassengerName[]").value == "") {
                     alert("乘客姓名不能为空");
                       document.getElementById("PassengerName[]").focus();
                       return false;
                   }
                
                alert(document.getElementById("mobilphone").value);
                if (document.getElementById("mobilphone").value == "") {
                        alert("手机号码不能为空，请输入11位手机号码。");
                        document.getElementById("mobilphone").focus();
                        return false;
                    }
                    
                
                 if (/^(13[0-9]|15[0-9]|18[6|7|8|9])\d{8}$/.test(document.getElementById("mobilphone").value) == false) {
                        alert("手机号码格式不正确，请重新输入。");
                        document.getElementById("mobilphone").focus();
                        return false;
                    }
                                }
            
            
            </script>
    <body>
    <form method="post"  name="form_user" id="form_user" action="/index.php/ticket/ticket_order_confirm?action=confirm" onsubmit="return getValue();">
                   <div  class="box" style="margin-top:10px">
                   <table border="0" cellpadding="0" cellspacing="0" class="normal" id="tab">
                        <tr>
                            <td class="blue_bg">
                                乘客姓名
                            </td>
                            <td class="tbl_inputcol">
                      <!--  <input type="text" name="username" id="username" size="15" onfocus="ajaxInputInit(this,'user_id','/index.php/user/ajaxSearchUser/?act=like', 1, false, 1, 'searchUser');" autocomplete="off"/>-->
                        
                         <input id="txtName" name="PassengerName[]" type="text" style="width: 70px" maxlength="50" class="cx-input" onfocus="ajaxInputInit(this,'user_id','/index.php/ticket/ajaxSearchUser/?act=like', 1, false, 1, 'searchUser');" autocomplete="off" />
                        
                             </td>
                          <td class="main-tableline2">
    <input type="hidden" name="innertext" id="innertext" class="innertext" style="width:150px;" />
                                <input type="button" name="Submit1" value="+" onclick="add()" id="Button1" />
                                <input type="button" name="Submit2" value="-" onclick="del()" />
                            </td>
                            
                        </tr>
                    </table>
                   </div>
                   
                   
                   <div id="mytable2">
                   <fieldset> 
                           <legend>旅客信息</legend>
                        <table class="table_form" width="100%">
                            <tbody>
                                 <tr>
                                    <td width="20%"> 手机号码（必填）：</td>
                                     <td width="80%">
                                       <input type="text" value="" name="mobilphone" />
                                     </td>
                                </tr>
                                 <tr>
                                    <td width="20%">备注：</td>
                                     <td width="80%">
                                       <textarea id="notecontent"></textarea>
                                     </td>
                                </tr>
                         
                          
                          
                            </tbody>
                          
                        </table>
                        <div style="text-align:left; margin-left:250px; margin-top:10px"><input id="dosubmit" class="dialog" type="submit" value="下一步" name="dosubmit" ></div>
                        
                        </fieldset>
                        </form>
    </body>
    </html>把隐藏控件<input type="hidden" name="innertext" id="innertext" class="innertext" style="width:150px;" />放到tab外面
    不然第一行有两input，而后面都只有一个，放里面也行就放到txtName后获取txts_name[0]下标第一个