Monday, December 5, 2011

CURSOR TECHINQUES



  • Three Types of Cursor techniques

(i)         Static –By specifying i.e  in Assembler macro, Cursor can be positioned at
required field.
 
(ii)        Dynamic Cursor position –Dynamically cursor can be positioned by assigning  - 1 to     the                      length  field from symbolic map.  This technique is used in application program more frquently
 
            Eg:- Involid Data validation or to jump from one field to another field
 
(iii)       Relative cursor position – Cursor can be positioned at required location by specifying relative position relative to zero in the Cursor option with send map command.

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