1、命令行键入:y = [1 2 45 7 24 9 0 534 87];bar(y)
2、命令行键入:x = 1820:10:2020;y = [1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21];bar(x,y)
3、命令行键入:y = [1 2 3 4 5 6 7 8 9 10];bar(y,0.5)
4、命令行键入:y = [1 2 3; 4 5 6; 7 8 9挢旗扦渌; 10 11 12];bar(y,'stacked')
5、命令行键入:y = [1 2 3 4 5 6 7 8 9 10];bar(y,'r')