The “theme_light” Function in R

• Package: ggplot2

• Purpose: To set the default ggplot2 theme with a light background, suitable for clean and readable visualizations.

• General Class: Data Visualization

• Required Argument(s): None

• Notable Optional Arguments:

• No notable optional arguments for this function.

• Example (with Explanation):

• # Load necessary packages
  library(ggplot2)
  
  # Set the default theme to light
  theme_set(theme_light())
  
  # Create a scatter plot with the default light theme
  scatter_plot_light <- ggplot(mtcars, aes(x = mpg, y = disp)) +
  geom_point() +
  labs(title = "Scatter Plot with Light Theme")
  
  # Display the scatter plot with the light theme
  scatter_plot_light

• In this example, the theme_set function is used to set the default ggplot2 theme to theme_light. The subsequent scatter plot is then created with the default light theme. The theme_light function provides a clean and light background, making it suitable for visualizations where readability is crucial.