Blob相当于指针(或引用),指向不可修改的数据;而ArrayBuffer是一段二进制数据,可以借助TypedArray之类的工具修改数据。 如果你只是想请求到图片后,提供给、标签使用,或者弹出保存框让用户保存到硬盘里,那么用Blob就行了。但是如果你在请求到图片后,还需要做一些处理,比如水印、滤镜、旋转、缩放之类,你可以考虑ArrayBuffer...
PLAINTEXTKEYBLOB structure (Windows) Importance element (Windows) UInt32 element (Windows) IActiveBasicDevice::IsSearchSupported method (Windows) AdminRoamControl (Windows) MSVidOutputDevices (Windows) VARTYPE (Automation) SIO_KEEPALIVE_VALS control code (Windows) IDWritePixelSnapping::IsPixelSnappingEna...
原生Javascript使用fetch发起请求_模拟get|post|文件流下载等_base64文件流字符串转blob下载 2020-04-02 15:19 −... 深入学习ing 0 3821 get&&post请求 2019-12-07 22:30 −get&&post请求 request.js文件 import { fetch as fetchPro } from "whatwg-fetch"; import qs from "qs"; const get = (...
3, 'text/plain')); 2.将TypeArray 转换成 Blob 对象 //将 TypeArray 转换成 Blob 对象 var ...
BlobGetTagsOptions BlobGetTagsResponse BlobHierarchyListSegment BlobHierarchyListSegmentModel BlobHTTPHeaders BlobImmutabilityPolicy BlobImmutabilityPolicyMode BlobItem BlobItemInternal BlobLeaseClient BlobPrefix BlobProperties BlobQueryArrowConfiguration BlobQueryArrowField BlobQueryArrowFieldType BlobQueryCsvTextConfigur...
@azure/storage-blob 用于配置 <xref:PageBlobClient.getRangesDiff>作的选项。 扩展 CommonOptions 属性 属性详细信息 abortSignal AbortSignalLike接口的实现,用于向请求发出取消作的信号。 例如,使用 @azure/abort-controller 创建AbortSignal。 TypeScript abortSignal?: AbortSignalLike ...
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return new Blob([arr], { type: 'image/octet-stream'}) }; (function(){ var r = new XMLHttpRequest(); r.open("GET", 'a.tif', false); r.overrideMimeType('text/plain; charset=x-user-defined');// this line is very important ,the charset must be x-user-defined ...
/** * 创建blob对象,并利用浏览器打开url进行下载 * @param data 文件流数据 */ downloadFile(data) { // 下载类型 xls const contentType = 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'; // 下载类型:csv // const contentType2 = 'text/csv'; const blob = new Blob([data],...
return new Blob([arr], { type: 'image/octet-stream'}) }; (function(){ var r = new XMLHttpRequest(); r.open("GET", 'a.tif', false); r.overrideMimeType('text/plain; charset=x-user-defined');// this line is very important ,the charset must be x-user-defined ...