Opening matlab p file

Yes -- and you would see a bunch of dashes and dots. Could you modify the file? Yes -- you could change any of the dashes and dots or even insert more dashes and dots. But would the modified file be useful?? You can read.

You can change. However, no tools are available to be able to deal with the meaning stored in the file. KSSV on 10 Jan You cannot open a. You can examine the bytes of the. Sarib Malik : Did you read the answers and comments?

Let me repeat the message:. You cannot modify a P-file in a way, which allows to use it afterwards. P-coding is the method in Matlab to hide the source code and to prevent further modifications. This is useful e. For this purpose the P-files are encrypted. While you still can modify bytes of encrypted files how ever you want, you cannot expect that the result is still meaningful. You cannot "open" a P-file in a meaningful way. Modifications are not possible. If you want to change the code of a P-coded function, you have to ask the author to do this for you.

Maybe he is willing to share the original M-file with you, maybe he is not. P-coding includes an encryption. Of course any encryption can be hacked, but this would be illegal. Bruno Luong on 6 Sep It seems if you live in Europe, you are legally allowed to hack the encryption to correct error, from the source EDIT fix wrong link. Sarib Malik : Before you get too confused: Walter's code does no do, what you try to do.

It is not possible to manipulate the contents of a P-file in a meaningful way. Now, under that circumstance could you look at the contents of the file? Yes -- and you would see a bunch of dashes and dots. Could you modify the file? Yes -- you could change any of the dashes and dots or even insert more dashes and dots. But would the modified file be useful?? You can read. You can change. However, no tools are available to be able to deal with the meaning stored in the file.

KSSV on 10 Jan You cannot open a. You can examine the bytes of the. Sarib Malik : Did you read the answers and comments? Let me repeat the message:. You cannot modify a P-file in a way, which allows to use it afterwards. P-coding is the method in Matlab to hide the source code and to prevent further modifications.

This is useful e. For this purpose the P-files are encrypted. While you still can modify bytes of encrypted files how ever you want, you cannot expect that the result is still meaningful.

You cannot "open" a P-file in a meaningful way. Modifications are not possible. If you want to change the code of a P-coded function, you have to ask the author to do this for you. Maybe he is willing to share the original M-file with you, maybe he is not. P-coding includes an encryption. Reload the page to see its updated state. Select a Web Site. Choose a web site to get translated content where available and see local events and offers.

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Search Support Clear Filters. Support Answers MathWorks. Search MathWorks. MathWorks Answers Support. Close Mobile Search. Software de prueba. You are now following this question You will see updates in your followed content feed. You may receive emails, depending on your communication preferences. How to open a.

Show older comments. Vote 0. Edited: Jan on 6 Sep I have a file with extension. Please help me out on this. Answers 3. Walter Roberson on 10 Jan Vote 1. Cancel Copy to Clipboard. You can call them as functions by mentioning their base name without the. Sarib Malik on 5 Sep