Vb6 open file for read write


















HTH, Jeremy He who listens well, speaks well. That's it! Dammed too slow! You're welcome to rate this post! Now the program is working perfectly. During writing in the output Excel file if i want to save changes with out asking me if i want to save changes what I have to add in the program?

Later, Jeremy He who listens well, speaks well. That's is, you must exit your VB application first or unload the form before you can open up the Excel file just exported from your applications.

You have to do this: VB Code: objExcel. Application Object visible. Give that a try and let me know. Thanks, Jeremy He who listens well, speaks well. The outcome is the same. When I lauched the Excel while my Vb apps is still on, the Excel is running fine, but the "Workbook" sub-form just stuck there, I can not see the workbook exported from the VB apps. Both objExcel. I tried to run it on other PC, the result still the same.

I herewith attached the file for your reference. Apparently, this sample VB apps i download it some where unload the form to make it works. Attached Files exvb. I'd create a template Excel file and open it in code instead of creating a new one. It's easier to deal with and manage. I have posted code earlier in this thread with instructions and code. If you'd like more help, let me know. I just ran your program and it created the Excel file and showed it to me.

Kind of wierd. So when you click all the buttons in your program, the Excel object isn't visible or the worksheet isn't visible or what? NET VB. Download Microsoft Edge More info. Contents Exit focus mode. Is this page helpful? Please rate your experience Yes No. Any additional feedback? Submit and view feedback for This product This page.

View all page feedback. In this article. The second number represents the size of the field in which the parameter will be printed. Alignment of the field can also be defined; positive values are left aligned and negative values are right aligned. The second line demonstrates how to format values of various data types. The second field will output the current time formatted as PM.

The third field will format the value So if the local machine were set for U. Listing A shows the output of our sample code. Reading from a text file The System. StreamReader class supports several methods for reading text files and offers a way of determining whether you are at the end of the file that's different from previous versions of Visual Basic. Line-by-line Reading a text file line-by-line is straightforward. We can read each line with a ReadLine method.

To determine whether we have reached the end of the file, we call the Peek method of the StreamReader object. The Peek method reads the next character in the file without changing the place that we are currently reading. If we have reached the end of the file, Peek returns Listing B provides an example for reading a file line-by-line until the end of the file. Since reading an entire file can mean reading a large amount of data, be sure that the string can handle that much data.

One character at a time If you need to read the file a character at a time, you can use the Read method. Find centralized, trusted content and collaborate around the technologies you use most. Connect and share knowledge within a single location that is structured and easy to search.

So when you go to write it out, all you are writing is the last line you read, which is probably a blank line. Note you don't need to do a loop to write.

From Here. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to read a file and write into a text file?

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