02 2022 档案

生成a标签调用click跳转
摘要：var a = document.createElement('a'); a.href = this.getImageUrl(this.pdfFile); a.id = "img0091"; a.download="a.pdf" a.style = "display:none"; document. 阅读全文
posted @ 2022-02-23 19:02 郭大蛋子 阅读(179) 评论(0) 推荐(0) 编辑
树查询
摘要：const filterTree = (tree) => { if (!(tree && tree.length)) { return []; } let newChildren = []; for (let node of tree){ let subs = filterTree(node.chi 阅读全文
posted @ 2022-02-23 17:36 郭大蛋子 阅读(38) 评论(0) 推荐(0) 编辑

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