如何将图例添加到ggplot

时间:2019-12-11 00:25:21

标签: legend

ggplot(z1a,aes(x = time))+ geom_line(aes(y = Y_value),color =“#00AFBB”)+ geom_line(aes(y = X_value),color =“ red”)+ geom_line( aes(y = Z_value),color =“ yellow”) dev.new() ggplot(z2a,aes(x = time))+ geom_line(aes(y = Y_value),color =“#00AFBB”)+ geom_line(aes(y = X_value),color =“ red”)+ geom_line(aes(y = Z_value),颜色=“黄色”)

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