调用annotate
举例如下:
function annotate_test()
plot(1:10)
annotate!(1,1,"1-1") #最简单的写法:x,y,"text"
annotate!(2,2,"2-2",:red) #带【颜色】的写法
annotate!(3,3,text("3-3", 14, :left, :top, :green)) #带【字号】,【布局】,【颜色】的写法
annotate!([(4,4,"4-4",:green),(5,5,"5-5",:red)]) #一次标记多个。格式:[(标记1),(标记2),...(标记N)]
end
annotate_test()
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