<?php
$arr = array(1000, "Hello World !", "It's my life !"); echo $arr[0] . "\n";
echo $arr[1] . "\n";
echo $arr[1]." ".$arr[2] . "\n";
$arr[1] = $arr[2];
echo $arr[1];
PD9waHAKICRhcnIgPSBhcnJheSgxMDAwLCAiSGVsbG8gV29ybGQgISIsICJJdCdzIG15IGxpZmUgISIpOwogZWNobyAkYXJyWzBdIC4gIlxuIjsKIGVjaG8gJGFyclsxXSAuICJcbiI7CiBlY2hvICRhcnJbMV0uIiAiLiRhcnJbMl0gLiAiXG4iOwogJGFyclsxXSA9ICRhcnJbMl07CiBlY2hvICRhcnJbMV07