js复制图片
^(* ̄(oo) ̄)^:可以复制到微信和钉钉,文件夹中不可以复制
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>复制</title> </head> <style> </style> <body> <img id="img" width="200" height="200" src="https://img2.baidu.com/it/u=668613382,2066490799&fm=253&app=138&size=w931&n=0&f=JPEG&fmt=auto?sec=1659114000&t=05de12239d16f24652090b5d1df4bbfe" alt=""> <div class="copy" onclick="copyHandle()">点我复制图片</div> <script> // 复制图片,支持jpg,png function copyHandle() { let oImg =document.getElementById('img') let url = oImg.src; var canvas = document.createElement('canvas') // 创建一个画板 let image = new Image() image.setAttribute("crossOrigin", 'Anonymous') //可能会有跨越问题 image.src = url image.onload = () => { // img加载完成事件 canvas.width = image.width //设置画板宽度 canvas.height = image.height //设置画板高度 canvas.getContext('2d').drawImage(image, 0, 0); //加载img到画板 let url = canvas.toDataURL("image/png") // 转换图片为dataURL,格式为png this.clipboardImg(url) // 调用复制方法 } } // 从url下载并复制图片,如果是png格式的图片直接调用此方法就能复制成功 async function clipboardImg(url) { try { const data = await fetch(url); const blob = await data.blob(); await navigator.clipboard.write([ new window.ClipboardItem({ [blob.type]: blob }) ]); alert('复制成功') } catch (err) { alert('复制失败') } } </script> </body> </html>