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I did a few google searches and it worked thank you. I can now do it many times and the program does not need to be restarted.

Can you please elaborate on what "trim()" means. Thank you so much.

Yes, I am using Apache POI; see the user enters the data one at a time into the corresponding JTextField box, and when the jfield5 is clicked it calls my Excel class and all the data is then set to...

See, I got it to write into excel perfectly. It's just that the user has to exit the program for it work.


public void actionPerformed(ActionEvent ae) {
CustomerName =...

Simple question I have is can I have JTextfield store multiple data? For example, say if there is code and it retrieves data from the textfield and then writes it to an excel sheet. I have this...