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• The first If Instruction uses the expression $return_value_job1.toNumber == 0. With this predicate, if job1's return_value variable is equal to 0 then the If Instruction evaluates to true.
• The expression used in the second If-Instruction $return_value_job.toNumber > 0 will trigger if the predecessor job's return_value variable is greater than 0. In this case the If Instruction evaluates to true and continues execution of jobs in the workflow.

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