What is the issue with adding values to a multidimensional array in PHP, as described in the forum thread?

The issue with adding values to a multidimensional array in PHP, as described in the forum thread, is that the values are not being added correctly due to incorrect syntax. To solve this issue, you need to specify the keys for each dimension of the array when adding values.

// Incorrect way to add values to a multidimensional array
$multiArray = [];
$multiArray[] = [1, 2];
$multiArray[] = [3, 4];

// Correct way to add values to a multidimensional array
$multiArray = [];
$multiArray[] = [1, 2];
$multiArray[] = [3, 4];

// Display the multidimensional array
print_r($multiArray);