Ask how to make this variable display 2 correctly

How do I make this variable display 2 correctly

$row [1]= ' 222 ' from work;
$t = 1;
$w = ' $row [starting work '. $t. '] ';
echo "$w
";

?>

------Solution--------------------
$w = $row [working. $t];

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------Solution--------------------
As an example, you can change it.
$raw [' ABC1 '] = 222;
echo $raw [' ABC1 '];
$t = 1;
$x = "abc$t";
echo $x;
$w = $raw [$x];
echo $w;

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