| Title | 
                
                    Test
                    Find
                    
                    Up to 15 digits followed by 0,1 or 2 floating points
                 | 
            
            
                | Expression | 
                ^[0-9]{1,15}(\.([0-9]{1,2}))?$  | 
            
            
                | Description | 
                This might seem like a contrived example but it was written to answer a question on a forum. For regex newbies you can just change the numbers in {} to change the number of required digits to suit your requirements  | 
            
            
                | Matches | 
                1  |  123456789012345  |  123456789012345.1  |  123456789012345.12  |  123456.12  | 
            
            
                | Non-Matches | 
                .12  |  12345.123  |  1234567890123456  | 
            
            
                | Author | 
                
                    Rating:
                         
                    Matthew Harris
                 | 
            
            
                | Source | 
                 | 
            
            
              | Your Rating | 
              
                
		       |