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The JS7 - Workflow Editor offers the Image Removed icon with the property editor to declare order variables:

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A popup window opens that offers to declare order to declare variable. Clicking into the workflow editor panel with display the workflow properties that offer to add variables:

Explanations:

• Order variables are declared by specifying a name and data type.
  • If no default value is added then the order variable is mandatory, i.e. any orders have to specify a value for the variable.
  • If a default value is added then the order variable is optional, i.e. orders can specify a value and otherwise the default value is used.
  • Default values accept constant values and to not accept expressionsand JS7 - Expressions for Variables.
• Any number of order variables can be declared.

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• to populate environment variables that are used in job scripts,
• to populate node arguments,
• to be evaluated by an expression in a JS7 - If Instruction.

Using Order Variables in Shell Jobs

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Node Arguments are typically used in a situation when the same job occurs more than once in a Workflowworkflow. The basic assumption is that the job will make use of the same variables that should carry different values per node in which the job is used.

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• $js7WorkflowPath
  • The unique name of a workflow. Consider that the name does not include the folder location of a workflow.
• $js7WorkflowPosition
  • The position of an order in the workflow.
• $js7Label
  • The label of the current instruction for which an order is executed.
• $js7OrderId
  • The order identifier.
• $js7ControllerId
  • The Controller's identifier as specified on during installation.

Job

• $js7JobName
  • The name of the current job for which an order is executed.
• $js7JobExecutionCount
  • A counter for the number of times that the same job node is executed within a workflow, e.g. if used with the JS7 - Retry Instruction.
• $epochMilli
  • The number of milliseconds since January 1^st 1970 UTC.
• $returnCode
  • The numeric exit code of the current job for which an order is executed.

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