Crossposted to StackOverflow. This appears to be at least the third time you've done so, but I'll say it again: Crossposting is ok, but it is considered polite to inform about it so that efforts are not duplicated.

In reply to Re: Passing the value of a global variable inside a subroutine by haukex
in thread Passing the value of a global variable inside a subroutine by sreek3502

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