VUE -- 用组件上传文件和用xmlrequest上传

sendForm(str, types) {
var form = this.$refs.ipas_form;
var oOutput = document.querySelector("div"),
oData = new FormData((document.forms.namedItem(str))); oData.append("username", "This is some extra data"); var oReq = new XMLHttpRequest();
//oReq.open("POST", "https://sddeznsm.com/file?type="+ types +"&app_name="+$("#app_name").val(), true);
oReq.open("POST", "http://localhost:9000/file?type=" + types + "&app_name=" + form.text, true);
oReq.onload = function (oEvent) {
if (oReq.status == 200) {
alert("上传成功");
// oOutput.innerHTML = "Uploaded!";
} else {
alert("上传失败");
// oOutput.innerHTML = "Error " + oReq.status + " occurred when trying to upload your file.<br \/>";
}
}; oReq.send(oData);
}

<div style="display: block;width: 100%;text-align: center;">
<Upload
action="http://localhost:9000/file?type=ipas&app_name=jinan"
:on-format-error="handleFormatError"
:max-size="204800"
:before-upload="handleBeforeUpload"
:on-progress="handleProgress"
:on-success="handleSuccess"
:on-error="handleError"
>
<span>请选择文件&nbsp;&nbsp;</span>
<Button type="ghost" icon="ios-cloud-upload-outline">上传文件</Button>
</Upload>
</div>

methods: {
handleFormatError (file) {
this.$Notice.warning({
title: '文件格式不正确',
desc: '文件 ' + file.name + ' 格式不正确，请选择图片文件。'
});
},
handleBeforeUpload (file) {
this.$Notice.warning({
title: '文件准备上传',
desc: '文件 ' + file.name + ' 准备上传。'
});
},
handleProgress (event, file) {
this.$Notice.info({
title: '文件正在上传',
desc: '文件 ' + file.name + ' 正在上传。'
});
},
handleSuccess (evnet, file) {
this.$Notice.success({
title: '文件上传成功',
desc: '文件 ' + file.name + ' 上传成功。'
});
},
handleError (event, file) {
this.$Notice.error({
title: '文件上传失败',
desc: '文件 ' + file.name + ' 上传失败。'
});
},