保存图形 (ggsave())

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保存图形 (ggsave()) R ggsave( filename = "plot.png", plot = lastplot(), device = NULL, path = NULL, scale = 1, width = NA, height = NA, units = c("in", "cm", "mm", "px"), dpi = 300, limitsize = TRUE, bg = NULL, ... ) R library(ggplot2) 创建一个简单的散点图 p <- ggplot(data = iris, aes(x = Sepal.Length, y = Sepal.