Tag: is_null()

Learn to Differentiate among isset, is_null and empty in PHP Php has different methods to check the value of the variable. The methods isset(), empty() and is_null() are very useful methods and all returns a boolean value. Let see the

Difference among isset, is_null and empty in PHP Php has different methods to check the value of the variable. The methods isset(), empty() and is_null() are very useful methods and all returns a boolean value. Let see the difference between