Siemens SINUMERIK 840D sl Commissioning Manual page 688

Variables
5.16 ERR variable
5.16 ERR variable
Description
Variable ERR can be used to check whether the preceding lines have been executed
correctly.
Programming
Syntax:
Description:
Return value:
Example
VAR4 = Thread[VAR1,"CDM",3]
IF ERR == TRUE
VAR5 = "Error accessing array"
ELSE
VAR5 = "All OK"
ENDIF
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ERR
The ERR variable is read-only.
The result of the scan can be:
FALSE = previous line was executed error-free
TRUE = previous line was not executed error-free
; Output value from array
; Query whether value has been found in
array
; If the value has not been found in the
array, the value "Error accessing array" is
assigned to the variables.
; If the value has been found in the array,
the value "All OK" is assigned to the
variables.
SINUMERIK Integrate Run MyScreens (BE2)
Programming Manual, 03/2013, 6FC5397-1DP40-3BA1