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The JS7 - Variables are used to execute the job using different parameters on the order or on a Workflowparameterize execution of jobs in a workflow. Variables are declared with the workflow by specifying a name and datatype. We can use variable at different placesdata type and optionally a default value. Variable can be used in a number of places:

• As an Environment Variable: the environment variable is available for all shell jobs In the Environment Variable:  The environment variable available for all the Jobs in a workflow.
• In the As a Job ResourcesResource: You can assign variable in a set of variables to a job resource and attach the job resource to an individual job. If the job resources with this the variable are assigned to the whole workflow or on the jobs.is attached the workflow then the variables will be available for all jobs in the workflow.
• As an In Order Variable: You can declare variables with a workflow and assign values to the workflow while adding an Order. The default and require value is assigned to the orderor modify values when adding an order to the workflow.

The folder 03_VariablePassing contains the workflow based on the VariablesPassing contains workflows used for variable passing. You can add the an order from the action menu of the workflow and from the history you can review the detailed information about the workflow.

The variables are declared with the default values, the variable flight_destination value change during the order run with the help of the environment variable.

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1. Click on the folder 03_VariablePassing from the and expand the jdVariablesDeclared workflow.
   
   
   
   
   
2. To add the an order in to the workflow . Click on click the action menu of the workflow and click onuse Add orderOrder button from the drop-down menu.
   
   
   
   
   
3. On clicking the When clicking Add Order. A  a popup window will appear. 
4. You can add the an Order ID or leave the Order Id ID value blank empty, it will take the then use a default Order Id to process the OrderID.
5. With the help of  Modify Variable button, link you can edit the value of the variable assigned to the workfloworder.
   
   
   
   
   
6. Click on the Modify Variable and  and from the drop-down menu select the name of the variable name that you want to modify from the drop-down menu. e.g; I have selected the variable . The screenshot shows the variable flight_destination and  with the default value is Berlin. Here the variables are already declared, click on The variable and default value are declared with the workflow definition. Click the Submit button to add the order to the Order in a workflow.
   
   
   
   
   
7. To check the status of the Order order click on the Workflow name with this new Order history panel will appearname of the workflow. This will make the Order History panel appear. 
   
   
   
   
   
8. From the Order history History panel , you can see verify if the Order order is successful and finished. Click on the Order ID to open the detail logs of executionsee log output created by jobs executed for this order.
   
   
   
   
   
9. A log view window will open and the order log will be displayed. The order This log contains log output to stdout/stderr from all jobs executed by the order. 
10. You can download the log file by clicking the Download button from the upper right corner of the log view window. Also, you can expand and collapse the individual job output using the arrow button chevron icons from the left upper corner of the log view window.