Hello
2, 2=>3, 4=>7, 7=>17); for ($i=0; $i" ); } ?> World
"); } echo "
for loop with null check
"; for ($i=0; $i<8; $i++) { if ($cq[$i]!=Null) { print($i . " " . $cq[$i] . "
" ); } } echo "
for loop with key_exists check
"; for ($i=0; $i<8; $i++) { if (array_key_exists($i, $cq)) { print($i . " " . $cq[$i] . "
" ); } } echo "
Foreach through map
"; foreach ($cq as $ky=>$val) { print("$ky $val
"); } foreach ($cc as $ky=>$val) { print("$ky $val
"); } ?>