如何删除 x-asix 上的左/右空间。
hold all
set(gcf,'color','w')
L1=min(ndata_(:,1));
L2=max(ndata_(:,1));
plot(ndata_(:,1),ndata_(:,2))
NumTicks = 20;
L = get(gca,'XLim');
set(gca,'XTick',linspace(L1,L2,NumTicks))
datetick('x',13,'keeplimits', 'keepticks')
xticklabel_rotate;
set(gca,'XMinorTick','on','YMinorTick','on')
ylim([-0.2 .2])
grid on
hold off
ndata_=[41582.3596295486 0.0154999999999995
41582.3596300926 0.0154999999999995
41582.3596306366 0.0154999999999995
41582.3596313657 0.0154999999999995
41582.3596319097 0.0154999999999995
41582.3596324421 0.0154999999999995
41582.3596329861 0.0154999999999995
41582.3596335301 0.0154999999999995
41582.3596340625 0.0154999999999995
41582.3596346065 0.0154999999999995
41582.3596351505 0.0154999999999995
41582.3596356829 0.0154999999999995
41582.3596362269 0.0154999999999995
41582.3596367708 0.0154999999999995
41582.3596373032 0.0154999999999995
41582.3596378472 0.0154999999999995
41582.3596383912 0.0154999999999995
41582.3596389236 0.0154999999999995
41582.3596394676 0.0154999999999995
41582.3596400116 0.0154999999999995
41582.3596405440 0.0154999999999995
41582.3596410880 0.0154999999999995
41582.3596416319 0.0154999999999995
41582.3596423611 0.0154999999999995
41582.3596429051 0.0154999999999995
41582.3596434375 0.0154999999999995
41582.3596439815 0.0154999999999995
41582.3596445255 0.0154999999999995
41582.3596450579 0.0154999999999995
41582.3596457986 0.0154999999999995
41582.3596463310 0.0154999999999995
41582.3596468750 0.0154999999999995
41582.3596474190 0.0154999999999995
41582.3596479514 0.0154999999999995
41582.3596484954 0.0154999999999995
41582.3596490394 0.0154999999999995
41582.3596495718 0.0154999999999995
41582.3596501157 0.0154999999999995
41582.3596506597 0.0154999999999995
41582.3596512384 0.0154999999999995
41582.3596517708 0.0154999999999995
41582.3596522801 0.0154999999999995
41582.3596528588 0.0154999999999995
41582.3596535532 0.0154999999999995
41582.3596540856 0.0154999999999995
41582.3596546296 0.0154999999999995
41582.3596551736 0.0154999999999995
41582.3596557523 0.0154999999999995
41582.3596562847 0.0154999999999995
41582.3596567940 0.0154999999999995
41582.3596573727 0.0194999999999995
41582.3596579051 0.0194999999999995
41582.3596585995 0.0194999999999995
41582.3596591435 0.0194999999999995
41582.3596596875 0.0194999999999995
41582.3596606134 0.0194999999999995
41582.3596611458 0.0194999999999995
41582.3596618866 0.0194999999999995
41582.3596624190 0.0194999999999995
41582.3596629630 0.0194999999999995
41582.3596635070 0.0194999999999995
41582.3596640394 0.0194999999999995
41582.3596645833 0.0194999999999995
41582.3596651273 0.0194999999999995
41582.3596656597 0.0194999999999995
41582.3596662037 0.0194999999999995
41582.3596667477 0.0194999999999995
41582.3596672801 0.0194999999999995
41582.3596678241 0.0194999999999995
41582.3596683681 0.0194999999999995
41582.3596689005 0.0194999999999995
41582.3596694444 0.0194999999999995
41582.3596699884 0.0194999999999995
41582.3596705208 0.0194999999999995
41582.3596712616 0.0194999999999995
41582.3596719907 0.0194999999999995
41582.3596725347 0.0194999999999995
41582.3596730671 0.0194999999999995
41582.3596736111 0.0194999999999995
41582.3596741551 0.0194999999999995
41582.3596746875 0.0194999999999995
41582.3596752315 0.0194999999999995
41582.3596757755 0.0194999999999995
41582.3596766551 0.0194999999999995
41582.3596771991 0.0194999999999995
41582.3596777431 0.0194999999999995
41582.3596783218 0.0194999999999995
41582.3596788542 0.0194999999999995
41582.3596793634 0.0194999999999995
41582.3596799421 0.0194999999999995
41582.3596804745 0.0194999999999995
41582.3596810185 0.0194999999999995
41582.3596815625 0.0194999999999995
41582.3596820949 0.0194999999999995
41582.3596826389 0.0194999999999995
41582.3596831829 0.0194999999999995
41582.3596837153 0.0194999999999995
41582.3596844560 0.0194999999999995
41582.3596849884 0.0194999999999995
41582.3596855324 0.0194999999999995
]
从文件交换下载 xticklabelrotate。