Create Tables and Assign Data to Them On this page Create Tables from Input Arrays Add Variable to Table Using Dot Notation Assign Variables to Empty Table Preallocate Table and Fill Rows Convert Variables to T
Create a table from a spreadsheet that contains variable names in the first row and row names in the first column. Display the first five rows and first four variables of the table. Get T = readtable("patients.xls",ReadRowNames=true); T(1:5,1:4) ans=5×4 table Gender Age Locatio...
table arrays store column-oriented or tabular data, such as columns from a text file or spreadsheet.
To edit the contents of other kinds of variables, use the Variables editor. For example, change the value of an element in a table variable using the Variables editor. You can also navigate, resize, or visualize data and generate code using the Variables editor. For information about other ...
Create a table from workspace variables. Get A = [1:3]'; B = [5 11 12]'; C = [3.14 2.72 1.37]'; D = ["a";"b";"c"]; T1 = table(A,B,C,D) T1=3×4 table A B C D _ __ ___ ___ 1 5 3.14 "a" 2 11 2.72 "b" 3 12 1.37 "c" Merge the second and thi...
This MATLAB function saves all variables from the current workspace in a binary MATLAB file (MAT-file) named filename.
Ifgroupis a numeric vector with levels that do not correspond exactly to the integers1:max(group), first convert the data to a categorical vector by usingcategorical. You can then pass the result todummyvar. For an example, seeCreate Dummy Variables from Multiple Grouping Variables. ...
Configure how readtable interprets your file using an import options object. For example, use an import options object to read only specified variables from a spreadsheet file. First, create an import options object from a file by using detectImportOptions to detect aspects of your spreadsheet fi...
joinadds a unique suffix to the nonkey variable,Var1, to distinguish the data from tablesTleftandTright. Keep One Copy of Nonkey Variables Copy CodeCopy Command Create a new table with data from tablesTleftandTright. If any nonkey variables have the same name in both tables, keep only...
Create tables, and then reorient their rows to be variables in new tables. Load arrays of data from the patients.mat file. Create a table that contains the LastName, Gender, Age, Height, and Weight variables. Get load patients T1 = table(LastName,Gender,Age,Height,Weight); head(T1,3...