坐标初始化(-5,5,-5,5) 坐标(2, 1, "labels", 1) 线条颜色 = "blue" 画图("sin(x)") 线条颜色 = "red" 画图(["5*t*cos(pi*t)", "5*t*sin(pi*t)"],0,1) 线条颜色 = "green" strokewidth = "2" 线([0,1], [pi/2,1],"点箭头") 点([pi,0], "open", cpi) 文字([-2.5,-2.5], "ASCIIsvg 例子")
源码(复制到文章即可使用)