Revit Dynamo If Statement

In revit arrays can only have an integer value of 2 or greater.

Revit dynamo if statement. I have three parameters. There are multiple ways to define an if statement in dynamo. I want to turn things on and off and usually i can figure it out but this time i m stumped. The video is split in part 1 and part 2.

Typical uses for conditional statements in formulas include calculating array values and controlling an element s visibility based on a parameter value. If this is true then that happens otherwise something else happens. To achieve such use the following node from the zebra package by my colleague mark thorley. You may have noticed a common theme in the names of nodes in dynamo.

If pc is on then tt should be on and sf i. Tt pc and sf. This is because the text at the top of each node respresents the actual syntax for scripting and the. Welcome to the second tutorial.

Each node uses a syntax without spaces. In this tutorial we are going to explain the if statement. The if statement is a key concept in programming. The inherent logic behind if statements in dynamo is a little out of whack there is a reason for it and i did get told once that makes sense but it doesn t comply with how if logic in revit works.

Part 1 is about the if node and part 2 is about the scopeif node. For example you can use conditional statements to. Hello i have a problem with a set of parameters in a family. Dynamo extends building information modeling with the data and logic environment of a graphical algorithm editor.

Dynamo is a simple coherent and capable programming tool for people who make things enabling users at every level of ability to create and share graphs. If sf is on then i need pc and tt to be off. I have tried a few things but keep getting errors or it just doesn t work. I want to write a formula that says if parameter a is checked and parameter b is unchecked then parameter c is checked if not it is unchecked.