why using peek()

[#1]

why using peek()

[MK_QSL]

Go to Reference Manual and Search Peek()..

This is a powerful function for scripting !

[Anonymous]

peek(fieldname [ , row [ , tablename ] ] )

peek( 'Sales' )

returns the value of Sales in the previous record read ( equivalent to previous(Sales) ).

peek( 'Sales', 2 )

returns the value of Sales from the third record read from the current internal table.