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 ...

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 ...

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 ...

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 ...