$Ajax - 出现冷融合错误” ColdFusion 无法将您指定的文本添加到输出流。”
由于这个错误,我停在几页上。我不确定为什么我的 cfc 方法将任何内容返回到输出流。返回错误消息的是成功函数。数据库正在正确更新。
function onSelectChange(){
var selected = $("#MrMrsSelect option:selected");
if(selected.val() != 0){
//alert("You Selected " + selected.text() + "for " + SelectedInvid);
$.ajax({
type: "POST",
url: "cfc/basic.cfc?method=FixMrMrs",
data: "indivNum=" + SelectedInvid + "&MrMrs=" + selected.text(),
error: function (xhr, textStatus, errorThrown){
// show error
alert(errorThrown);
},
success: function(data ) {
alert(data);
},
氟氯化碳:
<cffunction name="FixMrMrs" output="false" access="remote">
<cfargument name="IndivNum" required="True" type="string" default="">
<cfargument name="MrMrs" required="True" type="string" default="">
<cfset var qResults = "">
<cfquery name="qResults" datasource="#request.dsn#">
UPDATE users_info
SET Mr_Mrs_Ms_Miss = '#arguments.MrMrs#'
WHERE ID = <cfqueryparam value="#arguments.IndivNum#" />
</cfquery>
<cfreturn true>
</cffunction>
I'm stopped on a couple of pages because of this error. I'm not sure why my cfc method is returning anything to the output stream. It's the success function that is returning the error message. The database is being updated correctly.
function onSelectChange(){
var selected = $("#MrMrsSelect option:selected");
if(selected.val() != 0){
//alert("You Selected " + selected.text() + "for " + SelectedInvid);
$.ajax({
type: "POST",
url: "cfc/basic.cfc?method=FixMrMrs",
data: "indivNum=" + SelectedInvid + "&MrMrs=" + selected.text(),
error: function (xhr, textStatus, errorThrown){
// show error
alert(errorThrown);
},
success: function(data ) {
alert(data);
},
CFC:
<cffunction name="FixMrMrs" output="false" access="remote">
<cfargument name="IndivNum" required="True" type="string" default="">
<cfargument name="MrMrs" required="True" type="string" default="">
<cfset var qResults = "">
<cfquery name="qResults" datasource="#request.dsn#">
UPDATE users_info
SET Mr_Mrs_Ms_Miss = '#arguments.MrMrs#'
WHERE ID = <cfqueryparam value="#arguments.IndivNum#" />
</cfquery>
<cfreturn true>
</cffunction>
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由于您不希望该方法返回任何内容,因此不要返回任何内容。
base.cfc:
javascript:
根据我使用 Railo 的测试(这里大部分模仿 CF9),您应该得到一个空警报。
Since you don't expect the method to return anything, don't return anything.
base.cfc:
javascript:
Based on my testing using Railo (which mimics CF9 for the most part here), you should get an empty alert.
有几件事...
在您的 Ajax 调用中,尝试并指定
&returnFormat=json
另外,将此...添加
到您的 CFC 返回中,这样响应标头将返回 Json。
A couple of things...
In your Ajax call, try and specify,
&returnFormat=json
Also, add this...
To your CFC return, that way the response headers will return Json.