[Patrick] was prepping for some future projects he had in mind, for which he will need a simple 2D array of addressable LEDs. While it is certainly possible for him to build his own LED array and ...

Description: Simple Array Key and Value is a custom Node-RED node that allows you to dynamically add key-value pairs to an existing array in msg.payload. This node is ideal for building data ...

JavaScript’s reduce is one of the most useful array methods that should be in a developer’s arsenal. Introduced in ES5, it’s somewhat similar to for…each and map methods that are used with arrays, but ...

Calculate the simple moving average of a given array and using a subset of n elements. Note that elements that cannot be calculated because of not enough items in the subset will be set to 0 ...

Later in the DATA step, when you want to process the variables in the array, you can refer to a variable by either its name or its array reference. For example, the names Reference and books{1} are ...