表单问题

contentType : 'application/x-www-form-urlencoded;charset=utf-8',//form表单提交

headers:{
"Content-Type":"application/json;charset=utf-8"
},

window.AJAX=function(type,url,params,header,func){
if(!header){
header= 'application/x-www-form-urlencoded;charset=utf-8';
}
$.ajax({
type:type,
url:url,
dataType:'json',
contentType :header,
data: params,
success:function (response){
if($.isFunction(func)){
func(response);
}
},
error:function(){
alert("返回信息有误");
}
});
}
AJAX('get','../interface/apply-info.json','','',function(data){//get/GET区分大小写
console.log(1);
});