docs: public static void sort(char[] charArray) {
          int index = 0;
          char value = 0;
          
          for(int i = 1; i < charArray.length; i++) {
              index = i;
              value = charArray[index];
              
              while(index > 0 && value < charArray[index - 1]) {
                  charArray[index] = charArray[index - 1];
                  
                  index--;
              }
              
              charArray[index] = value;
          }
      }