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. - Multiple visit schedules and cycle visit functions
Control data collection on multiple visit schedules and cycles visits. - Formatting and other functions
Format messages and queries and perform other useful operations.