System Primitives; System Variables; .Contents; .Examine - AMSTRAD cpc 6128 User Instruction

System Primitives:
.contents
Displays the contents of Dr. LOGO symbol space .
. deposit
Puts second input number into the absolute memory location specified by the first
input number .
. examine
Displays the contents ofthe absolute memory location specified.
*
.in
Retrieves the current value of the input-numbered port.
*
. out
Sends the input value to the input-numbered port.
System Variables:
ERRACT
When T RUE, causes a pause when an error occurs, then returns to TOP LE VEL.
FALSE
System value.
Chapter 6 Page 42
Introduction to Logo