Request.blob()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
语法
js
blob()
参数
无。
返回值
一个 promise,会兑现一个 Blob
。
示例
js
const obj = { hello: "world" };
const myBlob = new Blob([JSON.stringify(obj, null, 2)], {
type: "application/json",
});
const request = new Request("/myEndpoint", {
method: "POST",
body: myBlob,
});
request.blob().then(function (myBlob) {
// do something with the blob sent in the request
});
规范
Specification |
---|
Fetch Standard # ref-for-dom-body-blob① |
浏览器兼容性
BCD tables only load in the browser