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200-710 · Question #134
200-710 Question #134: Real Exam Question with Answer & Explanation
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Question
Given the following code, what is correct?
function f(stdClass &$x = NULL) { $x = 42; }
$z = new stdClass;
f($z);
var_dump($z);
Options
- AError: Typehints cannot be NULL
- BError: Typehints cannot be references
- CResult is NULL
- DResult is object of type stdClass
- EResult is 42
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