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PHP functions unlink and unset - August 21, 2008 at 22:00 pm by Rajmeet Ghai

What is the difference between the functions unlink and unset?

Answer
Unlink is a function for file system handling which deletes a file. Unset is used to destroy a variable.   

PHP functions unlink and unset - October 01, 2009 at 17:00 pm by Vidya Sagar

What is the difference between the functions unlink and unset in PHP?

The function unlink() is to remove a file, where as unset() is used for destroying a variable that was declared earlier.
unset() empties a variable or contents of file.

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