Update ext.md

docs/uni-app-x/ext.md

@@ -4,9 +4,10 @@
 - [uni实人认证](https://uniapp.dcloud.net.cn/uniCloud/frv/dev.html)
 
 插件市场还有一批可替代uni内置api的插件，比如在插件市场搜索：
-- [剪切板](https://ext.dcloud.net.cn/search?q=%E5%89%AA%E5%88%87%E6%9D%BF&orderBy=Relevance&cat1=8&cat2=81)
-- [拨打电话](https://ext.dcloud.net.cn/plugin?id=15235)
+- [剪切板](https://ext.dcloud.net.cn/search?q=%E5%89%AA%E5%88%87%E6%9D%BF&orderBy=Relevance&cat1=8&cat2=81)：uni.setClipboardData、uni.getClipboardData
+- [拨打电话](https://ext.dcloud.net.cn/plugin?id=15235)：uni.makePhoneCall
+- [打开文件](https://gitcode.net/dcloud/hello-uts/-/blob/dev/uni_modules/uts-nativepage/utssdk/app-android/index.uts)：uni.openDocument
 - [扫码](https://ext.dcloud.net.cn/search?q=%E6%89%AB%E7%A0%81&cat1=8&type=UpdatedDate)
 - [蓝牙](https://ext.dcloud.net.cn/search?q=%E8%93%9D%E7%89%99&orderBy=Relevance&cat1=8&cat2=81)
 - [nfc](https://ext.dcloud.net.cn/search?q=nfc&orderBy=Relevance&cat1=8&cat2=81)
-- [文件选择](https://ext.dcloud.net.cn/search?q=%E6%96%87%E4%BB%B6%E9%80%89%E6%8B%A9&cat1=8&cat2=81)
\ No newline at end of file
+- [文件选择](https://ext.dcloud.net.cn/search?q=%E6%96%87%E4%BB%B6%E9%80%89%E6%8B%A9&cat1=8&cat2=81)