qplot(x = , # 变量Xy = , # 变量Ydata = , # 某数据名（如果要根据某数据绘图）color = , # 定义线的颜色和方块的边界颜色fill = , # 定义方块的填充颜色shape = , # 定义几何对象的形状alpha = , # 定义透明度（范围0–1）facets = , # 定义分面margins = , # 是否显示分面后的列统计geom = , # 定义几何对象xlim = , # 定义X轴的范围ylim = , # 定义Y轴的范围log = , # 是否对X和Y进行对数转换main = , # 定义主标题xlab = , # 定义X轴标题ylab = , # 定义Y轴标题asp = , # 定义Y/X轴的比率... = )

qplot(x = wt, y = mpg, data = mtcars)

qplot(x = wt, y = mpg, data = mtcars, color = am)

qplot(x = wt, y = mpg, data = mtcars, color = factor(am))

qplot(x = wt, y = mpg, data = mtcars, color = 'blue')

qplot(x = wt, y = mpg, data = mtcars, color = I('blue'))

qplot(x = wt, y = mpg, data = mtcars, facets = ~am) # 按照变速器分面

qplot(x = wt, y = mpg, data = mtcars, facets = cyl~am) # 按照气缸数和变速器分面，气缸数为行分面，变速器为列分面

qplot(x = wt, y = mpg, data = mtcars, facets = ~am*cyl) # 按照气缸数和变速器分面，气缸数和变速器都为列分面

qplot(x = wt, y = mpg, data = mtcars, facets = cyl~am,margins = T) # 对行分面进行汇总

qplot(x = mpg, data = mtcars, geom = 'dotplot') # 点图

qplot(x = mpg, data = mtcars, geom = 'histogram')

qplot(x = wt, y = mpg, data = mtcars,geom = 'line') # 折线

qplot(x = wt, y = mpg, data = mtcars,geom = 'smooth') # 拟合曲线

qplot(x = wt, y = mpg, data = mtcars,geom = c('point','line')) # 散点+折线

qplot(x = wt, y = mpg, data = mtcars)
qplot(x = wt, y = mpg, data = mtcars, xlim = c(2,4), ylim = c(15,30))

qplot(x = wt, y = mpg, data = mtcars,log = 'x')
qplot(x = wt, y = mpg, data = mtcars,log = 'xy')

qplot(x = wt, y = mpg, data = mtcars,main = 'Example of qplot()',xlab = 'Weight',ylab = 'Miles per gallon')

qplot(x = wt, y = mpg, data = mtcars,asp = 2)

qplot(x = wt, y = mpg, data = mtcars,asp = 1/2)