MATLAB|常用语法tip

字符串

特殊字符插入

To Insert a . . .	Use . . .
Single quotation mark	''
Percent character	%%
Backslash	\
Alarm	\a
Backspace	\b
Form feed	\f
New line	\n
Carriage return	\r
Horizontal tab	\t
Vertical tab	\v
Hexadecimal number, N	\xN
Octal number, N	\N

格式化字符串输出

formatSpec = '构件尺寸为bxh = %dx%d mm，采用%s混凝土和%s钢筋';
A1 = 400;
A2 = 600;
A3 = 'C30';
A4 = 'HBR400';
str = sprintf(formatSpec,A1,A2,A3,A4);

图像技术

颜色

线型符号

mark

截图保存

x = linspace(0,2*pi,100);
y = sin(x);
figure
plot(x,y,'-*')
set(gcf,'color','w','units','centimeter')            % 获取尺寸使用get(gcf,'Position')
set(gcf,'Position',[1 1 8 8])
print(gcf,'-djpeg','test.jpg') 

文件打开

.m	Open in MATLAB Editor.
.mat	Return variables in structure st when called with the syntax:
	st = open(name)
.fig	Open figure in Handle Graphics®.
.mdl or .slx	Open model in Simulink.
.prj	Open project in the MATLAB Compiler Deployment Tool.
.doc*	Open document in Microsoft® Word.
.exe	Run executable file (only on Windows® systems).
.pdf	Open document in Adobe® Acrobat®.
.ppt*	Open document in Microsoft PowerPoint®.
.xls*	Start MATLAB Import Wizard.
.htm or .html	Open document in MATLAB browser.
.url	Open file in your default Web browser.

匿名函数构造

fun_beta1 = @(x) x(1)^2+x(2);
fun_beta1([1,2])