Can I define a variable in a PHP if condition?

Question

For example, can I do:

if ($my_array = wp_get_category($id)) {
    echo \"asdf\";
} else {
    echo \"1234\";
}

If nothing is returned by t

Answer 1

you might want something like this:

if (!is_null($my_array = wp_get_category($id)) {
    echo "asdf";
else
    echo "1234";

Assuming the function returns null upon failure. You may have to adjust it a bit.