2019년 6월 19일 오전 11:08
| purpose | returns each item in the list as lowercase |
|---|---|
| input | a selection of titles |
| output | the input titles with each uppercase letter replaced by the equivalent lowercase letter |
| purpose | returns each item in the list as lowercase |
|---|---|
| input | a selection of titles |
| output | the input titles with each uppercase letter replaced by the equivalent lowercase letter |