var xmlHttp;
var ajaxRequest = function (params) {
xmlHttp ={};
this.url = params.url;
this.method = params.method;
this.dataType = params.dataType;
this.formData = params.formData;//string 仅用于post this.init = function(){
if (window.XMLHttpRequest)
{
// IE7+, Firefox, Chrome, Opera, Safari 浏览器执行代码
xmlHttp=new XMLHttpRequest(); }
else
{
// IE6, IE5 浏览器执行代码
xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
} xmlHttp.onreadystatechange = function()
{
//这里总是无法调用this.xmlHttp 干脆改成全局变量了
if (xmlHttp.readyState== && xmlHttp.status==)
{ document.getElementById("myDiv").innerHTML=xmlHttp.responseText;
}
}
xmlHttp.open(this.method, this.url, true);
xmlHttp.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
//xmlHttp.setRequestHeader('Content-length', this.formData.length);
//xmlHttp.setRequestHeader("Referer", "http://www.baidu.com");
//xmlHttp.setRequestHeader('Connection', 'close'); return true; }; this.send = function(){
if(this.init()){
console.log(this.formData);
xmlHttp.send(this.formData);
}
}; };
var FormData = function(){
this.data = '' ;
this.append = function(key,val){
if(typeof key == 'string' && typeof val == 'string')
this.data += key + '=' + val;
}
this.batchAppend = function(a){
if(typeof a == 'array' || typeof a == 'object')
{
for(var i in a)
{
if(typeof a[i] == 'string')
{
this.data += i + '=' + a[i] + '&';
} }
this.data = this.data.substr(,this.data.length-);
}
} return this.data; }
var data = new FormData();
data.append('user', 'sachin');
//data.batchAppend({'fdf':'1313','8':'5454'});
var params = {
url : 'http://localhost/test/test.php?b=234234',
method : 'GET',
dataType: 'text',
formData : data
};
//console.log(data);
var request = new ajaxRequest(params);
request.send();