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MiniRobotLanguage (MRL)

 

LST.Validate

Verify if a Variable contains a valid Handle for a List-Array

 

 

Intention

 

To check if a variable contains a valid handle from a list array, use the LST.Validate command. It will return 0 or 1. A return value of 0 means the handle in variable p1 is not valid and does not belong to the list array. A return value of 1 indicates that the variable contains a valid handle from the list array. ✅🔍

 

 

Syntax

 

 

LST.Val|P1[|P2]

LST.Validate|P1[|P2]

 

 

Parameter Explanation

 

P1 - (Variable) This Variable will contain the Handle for the List-Array.

P2 - (Variable optional) This variable will receive the result of the Operation. If omitted the result is placed on TOS.

 

Example

 

'***********************************

' LST.-Sample

'***********************************

LST.New|$$LST

DBP.New list created with this Handle: $$LST

LST.Val|$$LST|$$RET

DBP.The Validity Check returns: $$RET

ENR.

 

 

 

Remarks

 

-

 

 

Limitations:

There are no limitations on the number of list arrays.

 

 

See also:

 

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