Elance Exams Answers PDF file

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Download PDF file of elance Zoho Creator Exam Answers
elance-zoho-creator-exam.pdf

Considerer this code : $var = 1; function &blah() { global $var; $var++; return $var; } $num = &blah(); $num = &blah(); blah(); What is the value of $num ?

4
3
Will return an error.
2
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