How to create a program on Javascript

timer Asked: Mar 14th, 2014

Question description

Attached is a GUI that I have come up with. This is what I need done.

a method to check that I can read / write the file needs to be added to the CharityData class  before reading and writing the file. I need to check that the file exist prior to being opened. If the file is not there, an error should be raised.

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