Date & Time Arithmetic

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

Expression Syntax

All expressions begin with an "@" symbol and an open parenthesis, e.g. @(now() or @(time_from_parts(). Once you type @(, a completion menu opens that lists the…

Limiting the Number of Incorrect Responses to a Question

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

Logical Comparisons

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

Function Reference

You can use expressions in your flows to customize messages and make more complex splits. See our detailed guide to expressions and functions here, and read…