09 2022 档案

摘要:let xhRequest = new XMLHttpRequest(); xhRequest.onload = function () { let reader = new FileReader(); reader.onloadend = function () { callback(reader 阅读全文
posted @ 2022-09-27 10:30 huangenai 阅读(88) 评论(0) 推荐(0) 编辑

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