====== FMTREAL(realExp:real/dreal,fieldWidth:integer,decimalPlaces:integer) ======
Formats REAL/DREAL values for display purposes.  

| `realExp` | A REAL/DREAL floating point expression |
| `fieldWidth` | The minimum number of characters to display |
| `decimalPlaces` | The number of characters to display to the right of the decimal point |