我需要在其中插入“<<”, android:text = "<<"但存在以下问题:
Multiple annotations found at this line:
- [I18N] Hardcoded string "<<", should use @string resource
- The value of attribute "android:text" associated with an element type "Button" must not contain the '<'
character.
你能告诉我如何插入<<xml文件TextView文本吗?