Matlab Mat File Exists

Sample mat file program example write a matlab program to solve the mathematical calculation for example the addition of two numbers calculate the value of a.

Matlab mat file exists. 2 name is a file with extension m mlx or mlapp or name is the name of a file with a non registered file extension mat fig txt. Matobj matfile filename creates a matlab io matfile object connected to the mat file specified by filename. For example if name exists in a restricted folder to which matlab does not have access exist returns 0. Extension of the new matlab file should be mat or m file.

And i was able to read it before this situation happens several times. Recently i face a difficulties in matlab. If name matches both a variable and a p code file exists returns 1 identifying it as a variable. However imgdata load mandrill works perfectly fine.

If filename exists save overwrites the file. Here is a simple example to read all the mat files in a given directory and load a variable named myvar if it exists. 1 name is a variable in the workspace. Myfiles dir mat.

When i load my mat file it shows cannot read file. If name matches both a folder and a matlab function exist returns 7 identifying it as a folder. Save filename saves all variables from the current workspace in a matlab formatted binary file mat file called filename. For example if name matches both a file with a m extension and a p code file then exist returns 6 identifying it as a p code file.

If i run exist mandrill file i get false back which i normally would interpret as the mat file doesn t exist in the matlab search path. 0 name does not exist or cannot be found for other reasons. For example here i am saving the m file with the naming dipslab m. But i am sure that the file exists and the path is correct.

Starting in r2017b you can use the isfile function to check if a file exists.