matlab折线图及阴影线简单设置
作者：陈小奔
邮箱：1509136879@qq.com
完整代码
%%淡化颜色后的折线图，可于画平滑阴影时使用；设置一条阴影垂线，可用于强调某一范围。
clear;clc
X1=1981:2021; %%%X轴，这里定义的是1981,1982,1983.....
YN5=rand(1,41)*10; %%%随机选取41个处于0-10之间的正数
YL5=rand(1,41)*10-10;%%%随机选取41个处于-10 - 0之间的负数
figure(1) %%%画框
pplot=plot(X1,YL5,'Marker','o','LineWidth',6,'Color',);%%%画第一个折线图
pplot.Color(4)=0.6; %%%将上方折线图的颜色淡化
hold on %%%继续
pplot1=plot(X1,YN5,'Marker','o','LineWidth',6,'Color',); %%%画第二个折线图
pplot1.Color(4)=0.5; %%%将上方折线图的颜色淡化
hold on
=polyfit(X1,YL5,1);%%%拟合第一条线。其中polyfit为matlab的线性拟合函数，可以在matlab的命令行窗口输入 help polyfit查看其物理意义
x0=(min(X1):1:max(X1));%%%即X1
y0=p(1)*x0+p(2); %%%一条线性直线
=polyfit(X1,YN5,1); %%%拟合第二条线
x01=(min(X1):1:max(X1));
y01=m(1)*x01+m(2);
plot3 = plot(x0,y0,'LineStyle','--','Color',);%%%将拟合的第一条直线画出来
set(plot3(1),'LineWidth',1.5); %%%设置上方直线的宽度
plot4 = plot(x01,y01,'Color',); %%%将拟合的第二条直线画出来
set(plot4(1),'LineWidth',1.5); %%%设置上方直线的宽度
xlim(); %%%限定图框的X范围
ylim([-10 10]); %%%限定图框的Y范围
xlabel ('年份') %%%X轴对应的标签
ylabel ('数据') %%%Y轴对应的标签
hold on
uu=; %%%设置一条垂线，实质是在设置一条长方形
patch('Faces',,'Vertices',uu,'FaceColor',,...
'FaceAlpha',.3,'EdgeColor','none') %%进一步设置该垂线的特征
box('on'); %%%显示坐标区的框轮廓
set(gca,'LineWidth',1,'XMinorTick','on','YMinorTick','on');%%%将框图的小刻度打开
legend(,'11-4月冷季','5-10月暖季'); %%%对应的标签参考图
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我喜欢你的这种解决方式，非常创新！
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