How do you check if a variable has not been set in php?
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What is PECL?
How do you destroy a particular or all Sessions?
What is a composer in PHP?
What are the two most common ways to start and finish a php block of code?
Do while loops?
How do I add to the beginning of an array and find the number of elements in it?
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What is the difference between unlink and unset ?
What is the functionality of md5 function in php?
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How can we submit a form without a submit button?
How to Define a Constant in PHP? Is $ symbol necessary?
write code to find the date difference b/w two given date using PHP not MYSQL function?
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