For one thing you're attempting to use the concatenation operator ($_.p() parses as "concatenate the string in $_ with the return value from calling the subroutine p with no arguments") to invoke a method rather than the correct syntax, $_->p().

In reply to Re: Howto return a reference of an array of custom class? by Fletch
in thread Howto return a reference of an array of custom class? by true_atlantis

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