<?php # Question 2) What is the output of the following code? $aArr = array(1,2,3); foreach ($aArr as &$element) { /* do stuff */ } foreach ($aArr as $element) { /* do stuff */ } echo implode(" ",$aArr); # a) 1 2 3 # b) 1 2 2 <<< CORRECT # c) 3 3 3 # d) Error - argument order of implode is wrong
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