R programming - ggplot2 legend- examples of how to add, remove, alter the legend

customise legend of ggplot2: theme elemnts of ggplot2Подробнее

Remove Legend in ggplot2 (3 Example Codes) | Delete One or All Legends | guides & show.legend OptionПодробнее

Create a Scatter Plot in R with ggplot2 - Labels, Legends and MoreПодробнее

Change Legend Title in ggplot2 in R (Example) | Modify Text of Plot Legends | scale_color_discreteПодробнее

How to change Order of Items in Boxplot Legend | ggplot RStudio?Подробнее

Positioning and formatting a legend using the ggplot2 R package (CC141)Подробнее

R Control Line Color & Type in ggplot2 Plot & Legend (Example) | Change geom_line Using scale_manualПодробнее

Remove Legend Title from ggplot2 Plot in R (Example) | Delete Text Above Legend | element_blankПодробнее

Add or change legend names while using qplot (Data Visualization Basics in R #4)Подробнее

Change Legend Labels of ggplot2 Plot in R (2 Examples) | Modify Item Text | scale_color_manual()Подробнее

Plotting in R using ggplot2: Legend positions and colors (Data Visualization Basics in R #28)Подробнее