3 Rules helper function reference

• General expressions
  Use basic JavaScript expressions in your rules to perform a variety of tasks and validations.
• Date and time functions
  Compare and manipulate date and time values.
• Repeating form functions
  Find or evaluate a value in a repeating form.
• Two-section form functions
  Find or evaluate a value in a two-section form.
• Control the behavior of a rule
  Control how a rule behaves, whether it relates to a study's version, visits in the study or the JavaScript expression logic.
• Multiple choice question functions
  Modify a value in a multiple-choice type of question.
• Visit and dispensation schedule functions
  Retrieve information on a subject's visit and dispensation schedule, including multiple visit schedules, branches and cycle visits.
• Forms, formatting and other functions
  Format messages and queries and perform other useful operations on specific forms.