object 添加到array

$foo = [];
$t1=(object)[
    'key1' => 'fooValue',
        'key2' => 'fooValue2',
        'key3' => 'fooValue3'
];
array_push($foo,$t1 );
array_push($foo,$t1 );

print_r($foo);
print_r($foo[0]);
print_r($foo[0]->key1);

  foreach ($foo[0] as $name => $value) {
    echo "$name: $value\n";
}