Text  - script and chart function
                Text() forces the expression to be treated as text, even if a numeric interpretation is possible.
Syntax:
Text (expr)
Return data type: dual
Examples and results:
| Example | Result | Result value | 
|---|---|---|
| Text( 
 A )
                                 where A=1234  | 
                            String: | 
                                 1234  | 
                        
| Number: | - | |
| Text( pi( ) ) | String: | 
                                 3.1415926535898  | 
                        
| Number: | - |