x=logspace(-2,0,500); y=((sin(1./x)).^2)./x; plot(x,y); set(gca,‘xscale‘,‘log‘,‘Yscale‘,‘linear‘); %设置横坐标是log,纵坐标是默认线性 title(‘Y-logX‘); set(gca,‘xgrid‘,‘on‘,‘LineWidth‘,1,‘Ygrid‘,‘off‘) %#设置x坐标轴分格线,及其粗细，y坐标轴的关闭
gca----用来返回当前axes (坐标图)对象的句柄
在command 里面输入gca
Axes (Y-logX) (具有属性):
XLim: [0.0100 1]
YLim: [0 100]
XScale: ‘log‘
YScale: ‘linear‘
GridLineStyle: ‘-‘
Position: [0.1300 0.1100 0.7750 0.8150]
Units: ‘normalized‘
原文：https://www.cnblogs.com/Airboy1/p/9531817.html