Use popular 'grammar of data' syntax to filter and subset your two-dimensional JavaScript arrays and more ... will show you how to filter JavaScript objects with Arquero, with a few bonus tasks ...

There is aJavaScript object. I want to have a method to dynamically generate an object grouped by one or more attributes. The parameter attrs is an array, which contains some attributes for grouping.

Use them in for loops, pass them to functions expecting vanilla JavaScript data structures ... object's values whenever the same key is present in both objects. Multiple objects can be provided in an ...