本地圖片裁剪后的格式為blob
在調(diào)用七牛接口上傳圖片時(shí)發(fā)現(xiàn)接口不支持blob，僅支持file。

// Blob {size: 306788, type: "image/png"}
// var file = new File([blob], filename, {type: contentType, lastModified: Date.now()});

// Blob轉(zhuǎn)File

var result = new File([data], '文件名', {type: 'image/jpeg', lastModified: Date.now()});

console.log(result) // File {name: "123", lastModified: 1625712693925, lastModifiedDate: Thu Jul 08 2021 10:51:33 GMT+0800 (中國(guó)標(biāo)準(zhǔn)時(shí)間), webkitRelativePath: "", size: 306788, …}