final char A='nan'; error: unclosed character literal

Question

error: unclosed character literal
final char A='nan';
^
error: unclosed character literal
final char A='nan';
^
error: not a statement
final char A='nan';
^
3 errors

请问大神怎么修改

Answer 1

..真是无语。。你的 char类型的A能存一个字符串啊！改成string