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  • 验证功能在IE中没问题,在火狐浏览器中无反应

    一个投票的验证功能,验证是否是重复投票功能.

     源代码:<table border="0" align="center" cellpadding="0" cellspacing="0">
                                                        <tr>
                                                            <td>
                                                                <strong>推介此食评</strong>
                                                            </td>
                                                        </tr>
                                                        <tr>
                                                            <td>
                                                             <a onclick='RecommendRating(<%#Eval("ReviewID")%>,this.parentNode.getElementsByTagName("SPAN").item(0))'>
                                                                <img src="images/btn_RecommendReview.gif" alt="推介" title="推介" style="cursor: pointer" /></a><br />
                                                                <asp:Label ID="lblrecommend" runat="server"><%#Eval("RecommendedCount")%></asp:Label>
                                                                个
                                                               
                                                            </td>
                                                        </tr>
                                                    </table>

    上面是点击投票的代码,用<asp:Label ID="lblrecommend 记录票数, 在IE中成功后,数字会变化,在火狐中无反应

    JS:

    <script type="text/javascript" >

            function RecommendRating(reviewid, lblrec) {
           
                if (getCookie('rating' + reviewid)) { alert('不能重复推介食评'); return; }
                var oBao;
              
                if (window.ActiveXObject) {
                    oBao = new ActiveXObject("Microsoft.XMLHTTP");
                }
                else if (window.XMLHttpRequest) {
                    oBao = new window.XMLHttpRequest();
                }

                oBao.open("Get", "ReviewRecommedService.aspx?ReviewId=" + reviewid, false);
                oBao.send(null);
       
                var strResult = oBao.responseText;
                if (strResult != 0) {

                    if (navigator.appName.indexOf("Explorer") > -1) {
                        lblrec.outerText = strResult;
                    } else {
                        lblrec.textContent = strResult;
                    }
                  setCookie('rating' + reviewid, reviewid, 1);
                }
                else

                    window.alert(strResult);
            }
          </script>

    这时验证的JS代码,其中我省略中验证页面中的功能和记录cookie功能. 只有上述提到问题的功能. 蓝色部分是用来分辨IE还是火狐浏览器,分别实例不同的对象,然后调用投票功能.

    绿色部分是返回结果后,针对IE和火狐浏览器对<asp:Lable>不同赋值方法.

    区别在于,在IE中,lblrec.outerText  而在火狐中是使用lblrec.textContent ,不然在火狐中数字不会变化,需要刷新页面才可以看到新的数字.

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  • 原文地址:https://www.cnblogs.com/activities/p/2387401.html
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