What will be the output of the following PHP code? <?php $a = array("red", "green", "blue"); array_pop($a); print_r($a); ?>

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Question: What will be the output of the following PHP code? <?php $a = array("red", "green", "blue"); array_pop($a); print_r($a); ?>

1.Array ( [0] => red [1] => green )

2.Array ( [0] => green [1] => blue )

3. Array ( [0] => red [1] => blue )

4.Array ( [0] => blue [1] => blue )

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  1. What will be the output of the following PHP code? <?php $a = array("red", "green", "blue"); array_pop($a); print_r($a); ?>
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