*R (KEYIN and DISPLAY)

ANSI

*R[={count}]

The *R list control rolls the entire window up one line. The bottom line in the window is blank after this control is executed. The sequences required for it to work on some terminals may cause an indeterminate cursor position.

The *R={count} list control rolls the entire window up {count} lines. The bottom lines in the window are blank after this control is executed. The sequences required for it to work on some terminals may cause an indeterminate cursor position. {count} may be a decimal constant, an Expression, a numeric variable, or an equated variable.