# numeric
vec <- c(-99.74, 32.45)
x <- geojson_list(vec)
bounds(x)
# list
mylist <- list(
list(latitude = 30, longitude = 120, marker = "red"),
list(latitude = 30, longitude = 130, marker = "blue")
)
x <- geojson_list(mylist)
bounds(x)
# data.frame
x <- geojson_list(states[1:20, ])
bounds(x)
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