Unnest Hierarchical Data Structures

Fast flattening of hierarchical data structures (e.g. JSON, XML) into data.frames with a flexible spec language.

Description

unnest is a zero-dependency R package for a very fast single-copy and single-pass unnesting of hierarchical data structures.

unnest(..) function takes a nested list as an input (JSON, XML etc.) and produces a data.frame according to an unnesting spec.

Installation

install.packages("unnest")
# or
devtools::install_github("vspinu/unnest")