Consider the following program code: $var = 10; package Alpha; $var = 20; { package Beta; $var = 30; } package Gamma; $var = 40; { print $var; } What is the output of this code?

The correct answer is D. 40. See the full explanation below for the reasoning.

Question

Consider the following program code:

$var = 10; package Alpha; $var = 20; { package Beta; $var = 30; } package Gamma; $var = 40; { print $var; } What is the output of this code?

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