1、自动获取 

      navigator.clipboard
.readText()
.then((v) => {
console.log("获取剪贴板成功:", v);
})
.catch((v) => {
console.log("获取剪贴板失败: ", v);
});

2、粘贴事件获取

    window.addEventListener("paste", function (e) {
const clipdata = e.clipboardData || window.clipboardData;
console.log("主动粘贴", clipdata.getData("text/plain"));
});

​Navigator.clipboard 文档​