matlab输入输出语句(input、disp、fprintf)

  • 输入语句
输入数值
?x=input('please input a number:')

please input a number:22

x = 22
输入字符串
?x=input('please input a string:','s')

please input a string:this is a string

x = this is a string

  • 输出语句
自由格式 (disp)
?disp(23+454-29*4)

361

?disp([11 22 33; 44 55 66; 77 88 99])

11 22 33

44 55 66

77 88 99

?disp('this is a string')

this is a string

格式化输出 (fprintf)
 fprintf('The area is %8.5f ', area) % 注意输出格式前须有%符号,

%跳行符号须有符号The area is 12.56637

%8.5f 输出值为8位数含5位小数

错误消息显示命令
?error('this is an error')
??? this is an error
原文地址:https://www.cnblogs.com/xiongyunqi/p/3735334.html