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                    | 
                        Title | 
                    
                        Test
                        Details
                        
                        
                            Number
                        
                     | 
                
                
                    | 
                        Expression | 
                    
                         
                            ^\s*[+-]?\s*(?:\d{1,3}(?:(,?)\d{3})?(?:\1\d{3})*(\.\d*)?|\.\d+)\s*$
                         
                     | 
                
                
                    | 
                        Description | 
                    
                         Matches numbers. May include decimals, thousands separators, and sign. 
                     | 
                
                
                    | 
                        Matches | 
                    
                         5,000 |  - 10  | .1 
                     | 
                
                
                    | 
                        Non-Matches | 
                    
                         7.000.000 | 5,0000 | 1.000,000 
                     | 
                
                
                    | 
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