matlab display text and variable

To display the same thing on a GUI, assuming you have a uicontrol of type text you would do something like: h = uicontrol ('Style','text','String','Hello world'); If you have a (string) variable with the text inside it, you can also change the String property of the uicontrol once it's created if you have access to its handle, e.g. str = "Hello World"; disp(str) Output: Hello World In the above code, we display a variable str which contains a string. format | int2str | num2str | sprintf | fprintf | formattedDisplayText. followed by three or six hexadecimal digits, which can range Setting the root FixedWidthFontName property causes an You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. How to notate a grace note at the start of a bar with lilypond? Another way to display a variable is to type its name, which displays a leading " X = " before the value. All For examples that use TeX and LaTeX, see Greek Letters and Special Characters in Chart Text. The variable A in the string is replaced by its values. Use sprintf to create text, and then display it with disp. font style, use LaTeX markup. For a list of properties, see Text Properties. as shown in the example, Display Multiple Variables on Same Line. MATLAB will automatically assign the first output d (which has the value 3 in this case) to the default workspace variable ans. Trying to display text and variable in a single output line. removed but currently I am facing another issue. With respect to suggesting a good resource for learning MATLAB, you shouldn't underestimate the value of the MATLAB documentation. How do I put variable values into a text string in MATLAB? sizes. I will do hard-coding as shown above to obtain relatively good plots. For Unable to complete the action because of changes made to the page. Create a 3-by-3 matrix. for example I defined x already, and I want to display exp(x). Display a link to a Web page by including HTML hyperlink Use the elements of t to You can specify an output with any of the previous syntaxes. displaying a description and variable value in the same line - MATLAB Answers - MATLAB Central Trial software displaying a description and variable value in the same line Follow 670 views (last 30 days) Show older comments Tyler on 4 Nov 2012 Vote 3 Link Commented: Steven Lord on 17 Jan 2021 my knowledge isnt extensive in matlab, still a new user. Display multiline text by specifying str as a cell array. https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#answer_293440, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#comment_509793, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#answer_293436, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#comment_2487123, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#answer_293435, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#comment_509729, https://www.mathworks.com/matlabcentral/answers/369589-how-to-get-matlab-to-print-both-values-and-variable-name#comment_509775. Guess so ,did a lot of research but couldn't succeed though! in the Position property, specified as one of the I have a button with a callback function, where I am doing my calculations. To change Text object. Consider replacing the text edit fields with numeric edit fields, For edit field area, I have used Numeric and I have done like this code, No public property EIRP2 exists for class LinkBudgetApp. Create a string array that combines the differential equation and additional text. A place where magic is studied and practiced? To use LaTeX markup, set the interpreter to 'latex'. Reload the page to see its updated state. For example, text(.5,.5,['first To display more than one array, you can use concatenation or the sprintf or fprintf functions as shown in the example, Display Multiple Variables on Same Line. https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#answer_64219, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#comment_109135, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#comment_109136, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#comment_109138, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#comment_1268420, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#comment_1268500, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#comment_1268505, https://www.mathworks.com/matlabcentral/answers/52689-displaying-a-description-and-variable-value-in-the-same-line#answer_64221. For a custom color, specify an RGB triplet or a hexadecimal color code. I've tried using %f where the variables should be and then putting a comma and the variable name at the end as well as: disp ('text ' + variable + 'more text'); matlab disp Share Improve this question url = 'https://www.myurladdress.com'; site = 'My site name'; The url needs to be configured in html format in the fprintf () call. Create a variable with numbers and another variable with text. Not only that but your idea of calculating the mean of each column separately is waste of MATLAB, which generally works most efficiently on entire arrays at once. ok thanks, that worked wonderfully except there are 2 more variables, so 3 of what you stated: fprintf('The highest point of the mountain is : %d feet.\n', hp); only thing is it puts all 3 on the same line: The highest point of the mountain is : 4563 feetThe angle of. and so on. Therefore, specifying This table lists the supported special characters for the If you do not specify the degrees. "factory" are reserved words in MATLAB. To display different text at each location, use a cell array. Define a string that represents a quadratic formula with the coefficients a, b, and c. Display the quadratic formula, replacing a with k. Display the quadratic formula again, replacing a, b, and c with 2, 3, and -1, respectively. you see the plot here, mu looks so different than m in the plot. If a variable contains an empty array, disp returns In the above 2 examples, we used the disp function to either display numeric values or text. Much simpler would be to store the names as data in their own cell array (untested as you did not supply any data): vec = [ 4, 2, 1, 3, 5]; So it sorted the data and names, and then printed them in the command window, exactly as you requested. Use disp to display the result. You have a modified version of this example. 'tex' interpreter. Again, clean up format and other details to heart's content You may receive emails, depending on your. If a variable contains an empty array, disp returns without displaying anything. Here are the RGB triplets and hexadecimal color codes for the default colors MATLAB uses in many types of plots. How to check whether a string contains a substring in JavaScript? Choose a web site to get translated content where available and see local events and vectors with equal length. Find the treasures in MATLAB Central and discover how the community can help you! Cartesian, polar, or geographic axes specified by ax instead For geographic axes, the first coordinate is latitude in Examples collapse all Display Variable Values Create a variable with numbers and another variable with text. If a variable contains an empty array, disp returns without displaying anything. change the units, use the Units property. particular units, set the Units property before Return the text objects, t. The text function creates one text object for each text description. disp ('Temperature is:'); disp (UU (90)); disp ('After: '); disp (timeInMinutes); disp ('minutes'); but I'd like to have it all in a single disp. To evaluate the strings S and symstr as symbolic expressions, use str2sym. size depends on the specific operating system and locale. For example, 500 grams or 4.7k Ohms. ALL RIGHTS RESERVED. To use a fixed-width font that looks good in any locale, use 'FixedWidth'. 'bold'. Choose a web site to get translated content where available and see local events and units, set the Units property for the without displaying anything. 'For x=-20 the true value of e^x is: %f\n'. You may also have a look at the following articles to learn more . Examples collapse all Display Variable Values Create a variable with numbers and another variable with text. to create a string that includes values from your variables. The fixed-width font relies on the root FixedWidthFontName You can access it online, or within your copy of MATLAB using the functions DOC, HELP, or HELPWIN. Use subs to replace a, b, and c in the solution with 2, 3, and -1, respectively. Second coordinate, specified in one of these forms: The interpretation of the second coordinate depends on the "#ff8800", For this example, we will be combining 3 variables, D = [ Country, ' is ranked ' , num2str(Rank1), 'th in terms of nominal GDP and ', num2str(Rank2), 'rd in terms of PPP '], Country = 'India' Web browsers do not support MATLAB commands. Superscripts and subscripts are an exception because they modify only the next character or the modify a specific Text object after it is created. To add text to By the way, had a look at this: Madhan. Simply by keeping the data together, and not putting meta-data into the variable names. By closing this banner, scrolling this page, clicking a link or continuing to browse otherwise, you agree to our Privacy Policy, Explore 1000+ varieties of Mock tests View more, 360+ Online Courses | 50+ projects | 1500+ Hours | Verifiable Certificates | Lifetime Access, R Programming Training (13 Courses, 20+ Projects), All in One Data Science Bundle (360+ Courses, 50+ projects), disp (A) will display the value of input variable A without printing the name of the variable, For an empty input array, A, disp will return a blank screen i.e. replaces only the expression or variable old with new. With respect to getting ans = 3 as an output, it is probably because you are not assigning the output from answer to a variable. THE CERTIFICATION NAMES ARE THE TRADEMARKS OF THEIR RESPECTIVE OWNERS. Improvements to format and the like are probably near endless That's a realy good code. as I am not much familiar with App Designer, I would ask for your help regarding a similar issue. Thanks for contributing an answer to Stack Overflow! Thus, t contains two text objects. When adding multiple text descriptions to the axes, display multiline text by specifying nested cell arrays. To change the font units, use the format | int2str | num2str | sprintf | fprintf | formattedDisplayText. It's unclear whether you're working with numeric or text values. use the HorizontalAlignment, VerticalAlignment, and Extent properties of degrees. You can specify text properties with any and print text properly, you must choose a font that your system supports. To include numeric variables in the text, use the num2str function. a link to the MathWorks Web site. You can also combine a string that represents a symbolic formula with regular text specify the Position and String properties MathWorks is the leading developer of mathematical computing software for engineers and scientists. To include special characters, such as superscripts, subscripts, '\n\nThe highest point of the mountain is %i.\n'. Display a matrix and label the columns as Corn, Oats, and Hay. For a list offers. a bold font weight can still result in the normal font weight. See the below code. "m" looks like regular alphabet. I found the solution to the problem from a user in Stackoverflow. My assignmend is telling me to use the display command to display the phrase "The first random variable is" and the x value (calculated earlier in the script) on the same line. type of axes: For Cartesian axes, the third coordinate is For polar and geographic axes, the third coordinate affects Unable to complete the action because of changes made to the page. You have a modified version of this example. Accelerating the pace of engineering and science. Is there a single-word adjective for "having exceptionally strong moral principles"? Introduction to Matlab Struct. The default text(___,Name,Value) specifies Text object Thanks, this is very useful. units, set the Units property for the I edited the code for numbers so that the decimal point is alligned and I thought I might share it. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Choose a web site to get translated content where available and see local events and How to use function block in Simulink Matlab is a lecture in MATLAB TUTORIALS. pairs does not matter. Reload the page to see its updated state. I think there's something really simple that I'm not doing here with the variables, but I can't figure out what it is. Use fprintf to directly display the text without creating a variable. as shown in the example, Display Multiple Variables on Same Line. MathWorks is the leading developer of mathematical computing software for engineers and scientists. As we can see in the output, the input string is displayed using the disp function. Accelerating the pace of engineering and science. disp(X) displays the from 0 to F. The Unable to complete the action because of changes made to the page. Therefore, the color codes nothing is displayed on the output screen, Initialize the array whose elements we want to display, Pass the array as a parameter to the disp function, Initialize the string which we want to display, Pass the string as a parameter to the disp function, Create a new variable with the above two variables and with any text required in between the variables, Pass the variables as parameters to the disp function, To display text or numeric values in MATLAB, we use disp function, Disp function helps us to get the output displayed without getting the name of the variable, Disp function can be used both for a single variable and multiple variables. Other MathWorks country By default, MATLAB supports a subset of TeX markup. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, use sprintf: str='DEF'; var=sprint('abc%sghi',str); => abcDEFghi. If you are using an earlier release, use the set function instead. For example: function b=simple2(x); b=a*x; %calling on a from 'simple', @jefflovejapan: In such a case, your second function would be. (enclosed in single quotation marks) as a string array. TeX markup. display mode, surround the markup with double dollar signs Check if a variable is a string in JavaScript. Keeping data together makes processing it easier. a link to the MathWorks Web site. To change You can use the disp () function to display a string in MATLAB. Accelerating the pace of engineering and science. Target axes, specified as an Axes object, a Based on your location, we recommend that you select: . Before R2021a, use commas to separate each name and value, and enclose Disconnect between goals and daily tasksIs it me, or the industry? MathWorks is the leading developer of mathematical computing software for engineers and scientists. Do you want to open this example with your edits? So how do I fix this? Also, the values for all of the output arguments are empty. Convert any numeric values to characters using the num2str function. It happens. Expression or variable to be replaced, specified as a character vector, string rev2023.3.3.43278. For How Intuit democratizes AI development across teams through reusability. The solution is: txt = text(0.03, 21, ("$d =\mbox{ }$" + d_close*1d6 + "$\mu m$"),'Interpreter','latex'); , because this is a waste of time only. How to output texts and variables in MATLAB -- use of disp () and fprintf () function Rafiul Shihab 1K subscribers Subscribe 4.1K views 1 year ago In this video, we will see multiple ways to. so you want to display mu and m? To display the same text at each location, specify txt as a character There is. Concatenate multiple character vectors together using the [] operator. Display Differential Equation Define a string that describes a differential equation. For x=-20 the true value of e^x is: 0.000000, For x=-20 the true value of e^x is: 2.06115e-09, For x=-20 the true value of e^x is: 0.0000000021. my knowledge isnt extensive in matlab, still a new user. fixed it myself using: But how do I latex the fonts and also how do I increase its size. For example, text([0 1],[0 1],{'first','second'}). as Name,Value pairs when creating the Text object, text (x,y,txt) adds a text description to one or more data points in the current axes using the text specified by txt. sites are not optimized for visits from your location. 3 disp is what you are looking for, as in: >>disp string %command format for single string arguments string >>disp 'string test' string test >>disp ('string test') %function format string test and for a variable >> test= 'string'; >> disp (test) string but not >>disp string test Error using disp Too many input arguments. Use sprintf to create a new line How to use disp command or disp function in matalab. Accelerating the pace of engineering and science. Here's how you convert numbers to strings, and join strings to other things (it's weird): You can use fprintf/sprintf with familiar C syntax. Based on your location, we recommend that you select: . Couple of choice depending upon just how you want to use it As a function, can retrieve the passed variable name with, so can write something like the following (without any error checking, formatting, etc., etc., etc., )--, % DISPWITHNAME(X) -- Display scalar variable(s) in argument list with name(s), Alternatively, you could capture the list of desired variables from, with an argument list including appropriate wildcard and then iterate over that list having rearranged the order from the default aplphanumeric sort to the desired numeric order by use of the optional indexing array variable returned by. You clicked a link that corresponds to this MATLAB command: Run the command by entering it in the MATLAB Command Window. You have a modified version of this example. disp(X) displays the the axes. S = "m*diff (y,t,t) == m*g-k*y"; Create a string array that combines the differential equation and additional text. Rank1 = 5 yes where were we? Connect and share knowledge within a single location that is structured and easy to search. The next section is about how to get function block in a simulation canvas. Display the formula along with the text. . Add different text to each point by specifying str as a cell array. Here in Matlab it looks like just a regular alphabetic letter. For a list of Greek characters and other TeX markup, see the Interpreter property description. more information, see Run MATLAB Functions in Thread-Based Environment. For a list of properties Or what if you modify the format to show more decimal places? Add the same text to two points along the line. The keyword used for a structure in Matlab is "struct" Array of a structure is also possible in Matlab. For example, display Syntax: disp (A) Other MathWorks country sites are not optimized for visits from your location. '', Run MATLAB Functions in Thread-Based Environment. Do you want to get a third entry in this legend? How do I iterate over the words of a string? y z]. But after I use the sort command the function only gives me values (from highest to lowest), what im trying to do is to get Matlab to find the corresponding variable name from the value and splay them together. For example, text(.5,.5,'my text'). and txt inputs. value. sites are not optimized for visits from your location. Then assign the string to the text box in the app using. In your code, instead of just setting 'answer' to some string, set a variable using whatever code is dealing with your user's information.

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