update README.md

xugaoxiang · xugaoxiang · commit bc4eb1b9d0fc · 2020-04-19T23:06:21.000+08:00
diff --git a/README.md b/README.md
@@ -22,4 +22,4 @@
 
 * 对话框类控件	[源码下载](QDialog)  [博文地址](https://xugaoxiang.com/2020/04/12/pyqt5-10-dialog/)
 
-* 按钮框类控件	[源码下载](QAbstractButton)  [博文地址](https://xugaoxiang.com/2020/04/12/pyqt5-11-button/)
+* 按钮框类控件	[源码下载](QAbstractButton)  [博文地址](https://xugaoxiang.com/2020/04/19/pyqt5-11-button/)

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`@@ -22,4 +22,4 @@`
`22`	`22`
`23`	`23`	`* 对话框类控件 [源码下载](QDialog) [博文地址](https://xugaoxiang.com/2020/04/12/pyqt5-10-dialog/)`
`24`	`24`
`25`		`-* 按钮框类控件 [源码下载](QAbstractButton) [博文地址](https://xugaoxiang.com/2020/04/12/pyqt5-11-button/)`
	`25`	`+* 按钮框类控件 [源码下载](QAbstractButton) [博文地址](https://xugaoxiang.com/2020/04/19/pyqt5-11-button/)`