Tell me how can we determine whether a variable is set?

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how to maintained the session from one page to another page based on the url and then entered into the first page is logging into instead of secondpage it goes to the another url.ie first login session togoes to the one url and next login session it goes to another url how is it possible in php please give me answer in that question

1 Answers   iCynergy,

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Explain some of the php string functions?

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What is the current stable version of php? What advance thing in php7?

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What is the difference between echo print and print_r in php?

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i want to store retrieved data from database into an array list with limit.And display the data from that array list.have any answer for this?

2 Answers  

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What is the difference between htmlentities() and htmlspecialchars()?

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Is there any way to call a JAVASCRIPT function in PHP in AJAX

4 Answers  

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What are the different methods of passing data or information between two calls of a web page? What are the advantages/disadvantages of these methods?

4 Answers   Ardo, Patni,

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Does php need to be installed?

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What is rtrim php?

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What is MVC structure in Magento?

4 Answers  

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