遍历a标签href内容并做替换

Question

<a href="http://localhost:8080/ckeditor/resources/userfiles/files/123.txt">1</a><br /><a href="http://localhost:8080/ckeditor/resources/userfiles/files/234.txt">2</a><br />只有第一个href被替换掉了，我该怎么写？

Answer 1

非常感谢