| 
                                 88.24% 
             | 
    ↗ | 
                                 100% 
             | 
    StringHelper improved | 
| 
                                 7.2944 
             | 
    ↘ | 
                                 7 
             | 
    StringHelper::substring() improved | 
| 
                                 2 
             | 
    ↘ | 
                                 1 
             | 
    StringHelper::slotVar() improved |