compare
                                        
                                        
                                        
                                        Boolean
                                            compare
                                           (
                                                
                                                        
                                                         a
                                                    
                                                
                                                        , 
                                                         b
                                                    
                                                
                                                        , 
                                                         desc
                                                    
                                                
                                            )
                                        
                                        
                                        
                                            Comparator function for simple case-insensitive string sorting.
                                        
                                        - Parameters:
- 
                                                        a <Object>First sort argument.
- 
                                                        b <Object>Second sort argument.
- 
                                                        desc <Boolean>True if sort direction is descending, false if sort direction is ascending.
- Returns:
                                                    Boolean
- Return -1 when a < b. Return 0 when a = b. Return 1 when a > b.