| 4 added classes/operations | |||
                     
                 | 
                A | StringHelper::rtrim() added | |
                     
                 | 
                A | StringHelper::ltrim() added | |
                     
                 | 
                A | StringHelper::trim() added | |
                     
                 | 
                A | StringHelper::ensureUTF8String() added | |
| C | ↘ | F | StringHelper got worse |