复制内容到剪切板

 1 function copyHandle(){
 2       var page = "复制复制成功的内容"
 3       let copy = (e)=>{
 4           e.preventDefault()
 5           e.clipboardData.setData(‘text/plain‘,page)
 6           alert(‘复制成功‘)
 7           document.removeEventListener(‘copy‘,copy)
 8       }
 9       document.addEventListener(‘copy‘,copy)
10       document.execCommand("Copy");
11     }

1 <div onclick="copyHandle()" class="">复制</div>