How to Read a Column From a CSV/TXT File Using Java
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- เผยแพร่เมื่อ 13 ต.ค. 2024
- How to Read a Column From a CSV/TXT File Using Java
Greetings, today we are here with a tutorial on how to read a column from your csv, text file and many other file types with text and a delimiter to seperate fields. In many previous tutorials, we have covered many ways to manipulate rows/records in files, today we shall start how to manipulate colums of data. An example could be, read every age from the file or read every name.
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How to Read a Column From a CSV/TXT File Using Java
How about if I just want to read the header or the just the first row of line
It works if my text is .csv?
Yes
How do I remove a row from a text file if that rows removeTerm is duplicated
You could go down the path of removing a line via line number or you need to ensure each record has a unique identifier. I'll be posting a tutorial about this in a couple of weeks.
Exception in thread "main" java. Lang. NullPointerException
Readcol. Main
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