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Dat type Sample Num1 A sample1 902 B sample1 343 C sample1 564 D sample1 995 E sample1 156 A sample2 507 B sample2 208 C sample2 249 D sample2 7010 E sample2 14

Basic drawing, if you do not set the specific parameters of theme:

P = ggplot (dat, aes (x = type,y = Num,fill = Sample) + geom_bar (stat = "identity", width = 0.6 position = "dodge") + scale_fill_manual (values = c ("red", "blue") + labs (x = "", y = ", title =" test ") + geom_text (label = dat$Num), position=position_dodge (width = 0.5) Size = 5pm vjust =-0.25p

Apply theme_bw ():

P1=p+theme_bw () p1

Apply theme_classic ():

P2=p+theme_classic () p2

Apply theme_void ():

P3=p+theme_void () p3

Others include a variety of:

Theme_dark () theme_grey () theme_gray () theme_light () theme_get () theme_linedraw ().... Wait

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