📅  最后修改于: 2022-03-11 15:03:51.608000             🧑  作者: Mango
const downloadFile = async () => {
const {myData} = this.state; // I am assuming that "this.state.myData"
// is an object and I wrote it to file as
// json
const fileName = "file";
const json = JSON.stringify(myData);
const blob = new Blob([json],{type:'application/json'});
const href = await URL.createObjectURL(blob);
const link = document.createElement('a');
link.href = href;
link.download = fileName + ".json";
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
}