- echo $first_name. ‘ ‘. $familiy_name;
- print $first_name, ‘ ‘, $familiy_name;
- print $first_name. ‘ ‘. $familiy_name;
- echo $first_name, ‘ ‘, $familiy_name;
Correct Answer:
- print $first_name, ‘ ‘, $familiy_name;
Assuming that $first_name and $family_name are valid strings, which statement is invalid?
Correct Answer:
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