Hub

Block Group:	Logic
Icon:

The hub block outputs the most recently updated value from multiple inputs.

An initial output of a Script block that is set to autorun is an initial value of the property and is not considered a change. You can add more input n properties by clicking the plus sign, and delete them by clicking the minus sign. There is no limit to the number of inputs you can have.

Input/Output Property

The following property of the Hub block can take input and give output.

input n: sets and returns one of the values watched by this hub.

Output Properties

The following properties of the Hub block can give output but cannot take input.

index (number): Returns the index of the most recently updated input n value. The index is the number in the input's property name, such as the number 2 for input 2.
output: Returns the value of the most recently updated input n property.

Example

The following image shows a Hub block. In this example, Ella deposited at 11:00 a.m., Cara at 1:00 p.m., and Shan at 2:00 p.m. output is the value of Shan’s deposit. Because input 1 is the most recently updated input, index is 1.