What is an associative array?

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Which is the correct way to check if a session has already been started ?

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Here in this site i could not find the details for php ZEND certifications or i think u did not post any ? so i need the information about the php certification how to prepare and some of the mock exams?

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how to upload 100mb file using .htaccess..

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How to increase session life time using PHP?

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In what are the ways you can encrypt the password ?

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how much a fresher php programmer can earn in india

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how to retrieve from database..... this format (PRMRMDU402). firstname= prabhu, lastname=kumar, city=madurai, pincode=624402.... i want first name first two letters and last name last two letters ... city first two letters ... pin code last three letters....

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What is csrf verification?

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What does the scope of variables mean?

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How long should a session last?

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What is the empty function?

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