Post edit history
you like regex or want to get better?
| Before | After | ||
|---|---|---|---|
| 1 | No, because "no character" ( including whitespace and stuff) is not allowed. So it has to match any character. . . | 1 | No, because "no character" is not allowed. So it has to match any character. . . |
| 2 | and in this case it is "O" not "O " | 2 | and in this case it is "O" not "O " |
| 3 | Also if you need whitespace... the square will get black | 3 | Also if you need whitespace... the square will get black |