Why does android studio display an error message when we put '<' character in text of a button or a TextView?

Question

This error causes other issues like it prevent the IDE from recognizing R class

Possible duplicate of [Invalid Characters in XML](http://stackoverflow.com/questions/730133/invalid-characters-in-xml) — OneCricketeer, Jun 22 '16 at 15:54

score 2 · Answer 1 · edited May 23 '17 at 12:22

2

< is a character that you need to escape in xml. You need to write it as android:text=">"

edited May 23 '17 at 12:22

Community

answered Jun 22 '16 at 15:52

antonio

score 2 · Answer 2 · edited May 23 '17 at 11:58

2

Because there are some characters in XML that are not allowed in attributes. This is one of them. See also this so entry that provides more info

edited May 23 '17 at 11:58

Community

answered Jun 22 '16 at 15:53

GPuschka

2 Answers2