animated_bar_charts_in_R

The goal of this project is explain how to build Animated Bar Charts in R (which is kinda trending on Social Media these days)

Disclaimer: The code used here is heaving borrowed (You can say, inspired and copied) from the answers of this Stack Overflow Question Animated sorted bar chart with bars overtaking each other

Final Output (GIF):

Reproducibility

Packages used:

• gganimate
• tidyverse

Session Info:

> sessionInfo()
R version 3.5.1 (2018-07-02)
Platform: x86_64-apple-darwin15.6.0 (64-bit)
Running under: macOS  10.14.3

Matrix products: default
BLAS: /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/libBLAS.dylib
LAPACK: /Library/Frameworks/R.framework/Versions/3.5/Resources/lib/libRlapack.dylib

locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
 [1] gganimate_1.0.1 forcats_0.3.0   stringr_1.4.0   dplyr_0.8.0.1  
 [5] purrr_0.3.2     readr_1.3.1     tidyr_0.8.3     tibble_2.0.1   
 [9] ggplot2_3.1.0   tidyverse_1.2.1

loaded via a namespace (and not attached):
 [1] Rcpp_1.0.1        cellranger_1.1.0  pillar_1.3.1     
 [4] compiler_3.5.1    plyr_1.8.4        prettyunits_1.0.2
 [7] tools_3.5.1       progress_1.2.0    digest_0.6.18    
[10] jsonlite_1.6      lubridate_1.7.4   gtable_0.2.0     
[13] nlme_3.1-137      lattice_0.20-38   png_0.1-7        
[16] pkgconfig_2.0.2   rlang_0.3.2.9000  cli_1.0.1        
[19] rstudioapi_0.9.0  haven_1.1.2       withr_2.1.2      
[22] xml2_1.2.0        httr_1.4.0        hms_0.4.2        
[25] grid_3.5.1        tidyselect_0.2.5  glue_1.3.0       
[28] R6_2.4.0          gifski_0.8.6      readxl_1.1.0     
[31] modelr_0.1.2      tweenr_1.0.1      farver_1.0       
[34] magrittr_1.5      scales_1.0.0      backports_1.1.2  
[37] rvest_0.3.2       assertthat_0.2.0  colorspace_1.3-2 
[40] labeling_0.3      stringi_1.3.1     lazyeval_0.2.1   
[43] munsell_0.5.0     broom_0.5.0       crayon_1.3.4  

Data Source:

The origin input data (csv) has been downloaded from databank.worldbank.org