- 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
?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\n', area) % 注意输出格式前须有%符号,错误消息显示命令 ?error('this is an error') ??? this is an error%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
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