library(apexcharter) spark_data <- data.frame( date = Sys.Date() + 1:20, var1 = round(rnorm(20, 50, 10)), var2 = round(rnorm(20, 50, 10)), var3 = round(rnorm(20, 50, 10)) ) spark_box( data = spark_data, title = mean(spark_data$var1), subtitle = "Variable 1" ) # In Shiny if (interactive()) { run_sparkbox_demo() }