# array passed as list
if (@_) {
    # do non-empty things
}
else {
    # do empty things
}

[download]
In a conditional, @_ is in scalar context and returns its length.

After Compline,
Zaxo

In reply to Re: How to determine if an array passed as an argument to a subroutine is zero-length by Zaxo
in thread How to determine if an array passed as an argument to a subroutine is zero-length by Withnail

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