JavaScript Ajax保存结果
我有个问题。我正在尝试自己做ajax,但在保存ajax调用的结果时遇到了问题。我希望它能像jQuery一样运行,或者类似地运行。 所以,我有一个名为ajax的函数,带有I参数,这个参数是一个具有如下属性的对象:方法、url、异步、数据和成功。。。 当我调用ajax函数时,除了成功之外,我没有任何问题。。我想要它就像jQuery一样(不要问我为什么不想使用jQ)。所以我想要这个JavaScript Ajax保存结果,javascript,php,ajax,Javascript,Php,Ajax,我有个问题。我正在尝试自己做ajax,但在保存ajax调用的结果时遇到了问题。我希望它能像jQuery一样运行,或者类似地运行。 所以,我有一个名为ajax的函数,带有I参数,这个参数是一个具有如下属性的对象:方法、url、异步、数据和成功。。。 当我调用ajax函数时,除了成功之外,我没有任何问题。。我想要它就像jQuery一样(不要问我为什么不想使用jQ)。所以我想要这个 ajax({ method: "POST", url: "ajax.php", async: f
ajax({
method: "POST",
url: "ajax.php",
async: false,
data: "name=something",
success: function(result) {
console.log(result);
}
});
在ajax函数的定义中,我有一个将结果保存到参数的问题,这里就使用它
这里是ajax.php
以下是ajax函数的定义:
var ajax = function (arg) {
if (typeof arg.method !== "undefined" && typeof arg.url !== "undefined" && typeof arg.async !== "undefined"
&& typeof arg.success !== "undefined" && typeof arg.data !== "undefined") {
var xmlhttp, i = 0,
versions = [
"MSXML2.XmlHttp.6.0",
"MSXML2.XmlHttp.5.0",
"MSXML2.XmlHttp.4.0",
"MSXML2.XmlHttp.3.0",
"MSXML2.XmlHttp.2.0",
"Microsoft.XmlHttp"
];
if (window.XMLHttpRequest) {
xmlhttp = new XMLHttpRequest();
} else {
for ( ; i < versions.length; i++) {
try {
xmlhttp = new ActiveXObject(versions[i]); break;
} catch (e) { }
}
}
xmlhttp.onreadystatechange = function () {
if (xmlhttp.readyState == XMLHttpRequest.DONE) {
if (xmlhttp.status == 200) {
/* ////////////////////////////////////////////
HERE I HAVE PROBLEM
/////////////////////////////////////////////*/
// this is obviously wrong (I know it is)
arg.success = function (something) {
something = xmlhttp.responseText;
}
} else if (xmlhttp.status == 400) {
console.log("There was an error 400");
} else {
console.log("UNSUCCESSFUL");
}
}
}
xmlhttp.open(arg.method, arg.url, arg.async);
xmlhttp.send(arg.data);
console.log("Method: " + arg.method + "\nURL: " + arg.url + "\nAsync: " + arg.async + "\nData: " + arg.data + "\n");
}
};
var ajax=function(arg){
if(typeof arg.method!=“未定义”&&typeof arg.url!=“未定义”&&typeof arg.async!=“未定义”
&&typeof arg.success!=“未定义”&&typeof arg.data!=“未定义”){
var xmlhttp,i=0,
版本=[
“MSXML2.XmlHttp.6.0”,
“MSXML2.XmlHttp.5.0”,
“MSXML2.XmlHttp.4.0”,
“MSXML2.XmlHttp.3.0”,
“MSXML2.XmlHttp.2.0”,
“Microsoft.XmlHttp”
];
if(window.XMLHttpRequest){
xmlhttp=新的XMLHttpRequest();
}否则{
对于(;i
如何将xmlhttp.responseText
保存到arg.success
函数参数,以便在ajax函数调用中使用该参数?我应该使用回调吗
编辑:谢谢,它可以工作,但它只打印“输入是:”。如何修复它?您想调用该方法,而不是设置它
arg.success(xmlhttp.responseText);
var ajax=function(arg){
if(typeof arg.method!=“未定义”&&typeof arg.url!=“未定义”&&typeof arg.async!=“未定义”
&&typeof arg.success!=“未定义”&&typeof arg.data!=“未定义”){
var xmlhttp,i=0,
版本=[
“MSXML2.XmlHttp.6.0”,
“MSXML2.XmlHttp.5.0”,
“MSXML2.XmlHttp.4.0”,
“MSXML2.XmlHttp.3.0”,
“MSXML2.XmlHttp.2.0”,
“Microsoft.XmlHttp”
];
if(window.XMLHttpRequest){
xmlhttp=新的XMLHttpRequest();
}否则{
对于(;i
如果您获得状态200,并且有来自服务器的数据
带有回调功能:如果需要返回某些内容,可以使用回调功能
var ajax = function (arg) {
if (typeof arg.method !== "undefined" && typeof arg.url !== "undefined" && typeof arg.async !== "undefined"
&& typeof arg.success !== "undefined" && typeof arg.data !== "undefined") {
var xmlhttp, i = 0,
versions = [
"MSXML2.XmlHttp.6.0",
"MSXML2.XmlHttp.5.0",
"MSXML2.XmlHttp.4.0",
"MSXML2.XmlHttp.3.0",
"MSXML2.XmlHttp.2.0",
"Microsoft.XmlHttp"
];
if (window.XMLHttpRequest) {
xmlhttp = new XMLHttpRequest();
} else {
for ( ; i < versions.length; i++) {
try {
xmlhttp = new ActiveXObject(versions[i]); break;
} catch (e) { }
}
}
xmlhttp.onreadystatechange = function () {
if (xmlhttp.readyState == XMLHttpRequest.DONE) {
if (xmlhttp.status == 200) {
var Success = function (xmlhttp.responseText);
alert(Success);
} else if (xmlhttp.status == 400) {
console.log("There was an error 400");
} else {
console.log("UNSUCCESSFUL");
}
}
}
xmlhttp.open(arg.method, arg.url, arg.async);
xmlhttp.send(arg.data);
console.log("Method: " + arg.method + "\nURL: " + arg.url + "\nAsync: " + arg.async + "\nData: " + arg.data + "\n");
}
};
function Success(e)
{
alert(e);
retrun e;
}
var ajax=function(arg){
if(typeof arg.method!=“未定义”&&typeof arg.url!=“未定义”&&typeof arg.async!=“未定义”
&&typeof arg.success!=“未定义”&&typeof arg.data!=“未定义”){
var xmlhttp,i=0,
版本=[
“MSXML2.XmlHttp.6.0”,
“MSXML2.XmlHttp.5.0”,
“MSXML2.XmlHttp.4.0”,
“MSXML2.XmlHttp.3.0”,
“MSXML2.XmlHttp.2.0”,
“Microsoft.XmlHttp”
];
if(window.XMLHttpRequest){
xmlhttp=新的XMLHttpRequest();
}否则{
对于(;ivar ajax = function (arg) {
if (typeof arg.method !== "undefined" && typeof arg.url !== "undefined" && typeof arg.async !== "undefined"
&& typeof arg.success !== "undefined" && typeof arg.data !== "undefined") {
var xmlhttp, i = 0,
versions = [
"MSXML2.XmlHttp.6.0",
"MSXML2.XmlHttp.5.0",
"MSXML2.XmlHttp.4.0",
"MSXML2.XmlHttp.3.0",
"MSXML2.XmlHttp.2.0",
"Microsoft.XmlHttp"
];
if (window.XMLHttpRequest) {
xmlhttp = new XMLHttpRequest();
} else {
for ( ; i < versions.length; i++) {
try {
xmlhttp = new ActiveXObject(versions[i]); break;
} catch (e) { }
}
}
xmlhttp.onreadystatechange = function () {
if (xmlhttp.readyState == XMLHttpRequest.DONE) {
if (xmlhttp.status == 200) {
var Success = function (xmlhttp.responseText);
alert(Success);
} else if (xmlhttp.status == 400) {
console.log("There was an error 400");
} else {
console.log("UNSUCCESSFUL");
}
}
}
xmlhttp.open(arg.method, arg.url, arg.async);
xmlhttp.send(arg.data);
console.log("Method: " + arg.method + "\nURL: " + arg.url + "\nAsync: " + arg.async + "\nData: " + arg.data + "\n");
}
};
function Success(e)
{
alert(e);
retrun e;
}
var ajax = function (arg) {
if (typeof arg.method !== "undefined" && typeof arg.url !== "undefined" && typeof arg.async !== "undefined"
&& typeof arg.success !== "undefined" && typeof arg.data !== "undefined") {
var xmlhttp, i = 0,
versions = [
"MSXML2.XmlHttp.6.0",
"MSXML2.XmlHttp.5.0",
"MSXML2.XmlHttp.4.0",
"MSXML2.XmlHttp.3.0",
"MSXML2.XmlHttp.2.0",
"Microsoft.XmlHttp"
];
if (window.XMLHttpRequest) {
xmlhttp = new XMLHttpRequest();
} else {
for ( ; i < versions.length; i++) {
try {
xmlhttp = new ActiveXObject(versions[i]); break;
} catch (e) { }
}
}
xmlhttp.onreadystatechange = function () {
if (xmlhttp.readyState == XMLHttpRequest.DONE) {
if (xmlhttp.status == 200) {
alert(xmlhttp.responseText);
} else if (xmlhttp.status == 400) {
console.log("There was an error 400");
} else {
console.log("UNSUCCESSFUL");
}
}
}
xmlhttp.open(arg.method, arg.url, arg.async);
xmlhttp.send(arg.data);
console.log("Method: " + arg.method + "\nURL: " + arg.url + "\nAsync: " + arg.async + "\nData: " + arg.data + "\n");
}
};