IO « File « Perl

1.Call tell function from file handle
2.Close a file handle
3.Count the lines of a file
4.Using format_write function to save formatted data to a file
5.Using IO::File to write string to a file
6.Using IO:File open to open a file for read
7.Using write function to write string to a file
8.Reference eof function from file handle to check if it is the end of file