Date & Time Arithmetic

Use this guide to write date & time arithmetic functions. For example, To add or subtract seconds, minutes, hours, days, months, or years to a given date, use…

Expression Syntax

All expressions begin with an "@" symbol and an open parenthesis, e.g. @(now() or @(time_from_parts() Once entered, @( will trigger a completion dialogue that…

Limiting the Number of Incorrect Responses to a Question

You may want to set a limit to the number of times a contact can respond to a specific question in your flow, such as with a quiz or survey. You can do this by…

Logical Comparisons

A logical comparison is an expression that evaluates to TRUE or FALSE. These may use the equals (=), not-equals (!=), greater-than (>), greater-than-or-equal…

Function Reference

You can use expressions in your flows to customize messages and make more complex splits. See our detailed guide on Expressions here and see more about…