...

Expressions are a means to dynamically calculate values for variables.  Names of variables are case-sensitive.

Example:Examples

• true
• 1
• "STRINGsome string"
• $VARIABLE$variable
• $returnCode <= 3
• $NUMBER $number + 1

Data Types

Boolean

The following constant values are supported: true, false

...

variable( NAME, label=LABEL, job=JOB, default=DEFAULT )

• • VARIABLENAME is a string expression for the name of the variable.
  • label=LABEL (optional) is the label of an instruction for which the variable is recalled. Consider that the label is not quoted. ExapmleExample: label=A.
  • labeljob=JOB (optional) is the name of a job for which the variable is recalled. Consider that the job name is not quoted. Example: job=MYJOB.
  • default=DEFAULT (optional) specifies a default value should the variable not exist.

Consider that a call to the variable function will fail if the variable is unknown and no default value is specified.

Built-in Variables

Built-in variables are available at the following scopes:

Workflow

• $js7WorkflowPath
  • The unique name of a workflow. Consider that a 
• $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.

Job

• $js7JobName
  • The name of the current job for which an order is executed.
• $epochMilli
  • The number of milliseconds since January 1^st 1970 until the start of the current job for which an order is executed.
• $returnCode
  • The numeric exit code of the current job for which an order is executed.

Build-in Functions

• now( format='yyyy-MM-dd hh:mm:ss', timezone='Europe/Berlin' )
  • The job start date. This date can be formatted using Java data qualifiers. Optionally a time zone can be specified, otherwise the UTC time zone is used.
• scheduledOrEmpty( format='yyyy-MM-dd hh:mm:ss', timezone='Europe/Berlin' )
  • The date for which an orders is scheduled.