Perl utime Function
This function sets the access and modification times specified by ATIME and MTIME for the list of files in LIST. The values of ATIME and MTIME must be numerical. The inode modification time is set to the current time. The time must be in the numeric format (for example, seconds since January 1, 1970).
Following is the simple syntax for this function:
utime ATIME, MTIME, LIST
This function returns the number of files updated
Following is the example code showing its basic usage, create a file t.txt in /tmp directory and use the following program to set its modification and access time to the current time.:
#!/usr/bin/perl -w utime(time(), time(), "/tmp/t.txt");
When above code is executed, it produced following result