string-length( a )
| 
     Group  | 
                
Returns the number of characters of text a.
Description of Parameters
| 
     Parameter  | 
                
     Description  | 
        
| 
     a  | 
                
     Text.  | 
        
Examples
| 
     Parameter a  | 
                
     Result  | 
        
| 
     0  | 
        |
| 
     hallo  | 
                
     5  |