[unity daily bug] unity reports an unexpected character '‘

Record the big and small things you encounter everyday , daily UnityBug

Today's one bug yes Unexpected character ‘​’：

Click on bug Skip to find no exception code , There is no wavy line prompt, and no grammar problem is found , Check for a long time .

Later found the problem , Because when copying code , There are some subtle texts mixed in , It's hard to see with the naked eye , So follow the code to find the prompt line , Then delete the blank line information nearby or the blank space at the end of the error reporting line

It's like this picture , There is a small dot that is almost invisible to the naked eye , It's redundant text , Delete . Because it's really hard to see with the naked eye , Sometimes I can't find the empty space , It is suggested to delete this line directly and then type it again .