How should class MyObject be defined for the following code to work properly? Assume $array is an array and MyObject is a user-defined class.
$obj = new MyObject();
array_walk($array, $obj);
What is the output of the following code?
echo "22" + "0.2", 23 . 1;
What is the output of the following code?
$a = 3;
switch ($a) {
case 1: echo 'one'; break;
case 2: echo 'two'; break;
default: echo 'four'; break;
case 3: echo 'three'; break;
}
What is the output of the following code?
function ratio ($x1 = 10, $x2)
{
if (isset ($x2)) {
return $x2 / $x1;
}
}
echo ratio (0);
What types of HTTP authentication are supported by PHP? (Choose 2)
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