How do I save a figure in MATLAB?

How do I save a figure in MATLAB?

To save the current figure, specify fig as gcf . saveas( fig , filename , formattype ) creates the file using the specified file format, formattype .

What is eval () in MATLAB?

eval( expression ) evaluates the MATLAB® code in expression . Note. Security Considerations: When calling eval with untrusted user input, validate the input to avoid unexpected code execution. Examples of untrusted user input are data coming from a user you might not know or from a source you have no control over.

What can I use instead of eval in MATLAB?

There are two ways to evaluate functions from variables that are more efficient than using eval :

  • Create function handles with the @ symbol or with the str2func function. For example, run a function from a list stored in a cell array:
  • Use the feval function.

How do you publish a figure in MATLAB?

Creating Multiple Publish Configurations for a File

  1. Open a file in your Editor.
  2. Click the Publish button drop-down arrow, and select Edit Publishing Options.
  3. Click the Add button located on the left pane.
  4. If you modify settings in the MATLAB expression or Publish setting pane, MATLAB automatically saves the changes.

How do you evaluate a value in MATLAB?

Evaluate Symbolic Expressions Using subs

  1. syms x y = x^2; Assign 2 to x . The value of y is still x^2 instead of 4 .
  2. y = x^2. If you change the value of x again, the value of y stays x^2 .
  3. ans = 4. The evaluated result is 4 .
  4. y = 4. Show that y is independent of x after this assignment.

What is a feval method MATLAB?

Feval function is used to evaluate the function output of a function by using the arguments passed inside a single parenthesis input. It accepts the function name passed as a “string”, as its first argument.

How do I save a figure in MATLAB online?

Use the File > Export Setup dialog. Use Edit > Copy Figure to copy the figure’s content to the system clipboard. For details, see Customize Figure Before Saving and Copy Figure to Clipboard from Edit Menu.

How do I open a saved figure in MATLAB?

Description. openfig( filename ) opens the figure saved in the MATLAB® figure file (FIG-file) called filename . openfig( filename , copies ) specifies whether to open a new copy of the figure in the case that a copy is already open. If you do not want to create a new copy, set copies to ‘reuse’ .

How do you evaluate an expression in MATLAB?