查看微信文档 剪贴板API：https://developers.weixin.qq.com/miniprogram/dev/api/wx.setClipboardData.html https://developers.weixin.qq.com/miniprogram/dev/api/wx.getClipboardData.html 分别是设置/获取复制的内容
栗子：
<button catchtap='copy'>复制文字</button> copy: function(e) { var that = this; var text = that.data.text wx.setClipboardData({ data: text, success: function(res) { wx.getClipboardData({ success: function(res) { console.log('复制内容为', res.data) } }) }, }) },