Web Application Development with R Using Shiny（Third Edition）

封面

Title Page

Copyright and Credits

Web Application Development with R Using Shiny Third Edition

www.PacktPub.com

Why subscribe?

Packt.com

Contributors

About the authors

About the reviewer

Packt is searching for authors like you

Preface

Who this book is for

What this book covers

To get the most out of this book

Download the example code files

Download the color images

Conventions used

Get in touch

Reviews

Beginning R and Shiny

Installing R

The R console

Code editors and IDEs

Learning R

Getting help

Loading data

Data types and structures

Dataframes lists arrays and matrices

Variable types

Functions

Objects

Base graphics and ggplot2

Bar chart

Line chart

Introduction to the tidyverse

Ceci n'est pas une pipe

Gapminder

A simple Shiny-enabled line plot

Installing Shiny and running the examples

Summary

Shiny First Steps

Types of Shiny application

Interactive Shiny documents in RMarkdown

A minimal example of a full Shiny application

The ui.R of the minimal example

A note on HTML helper functions

The finished interface

The server.R of the minimal example

The program structure

An optional exercise

Embedding applications in documents

Widget types

The Gapminder application

The UI

Data processing

Reactive objects

Outputs

Text summary

Trend graphs

A map using leaflet

Advanced layout features

Summary

Integrating Shiny with HTML

Running the applications and code

Shiny and HTML

Custom HTML links in Shiny

ui.R

server.R

A minimal HTML interface

index.html

server.R

Including a Shiny app on a web page

HTML templates

Inline template code

server.R

ui.R and template.html

Defining code in the ui.R file

ui.R

Take a step back and rewind

Exercise

Debugging

Bootstrap 3 and Shiny

Summary

Mastering Shiny's UI Functions

Shiny's layout functions

Simple

Complete

Do it yourself

Combining layout functions

Streamlining the UI by hiding elements

Naming tabPanel elements

Beautiful tables with DataTable

Reactive user interfaces

The reactive user interface example – server.R

The reactive user interface example – ui.R

Progress bars

Progress bar with shinycssloaders

Modals

Alternative Shiny designs