Do you know how can we check the value of a given variable is a number?
What does session start do in php?
What does the function get_magic_quotes_gpc() means?
Tell me how do I escape data before storing it into the database?
how to track user logged out or not? when a user is idle?
What is multidimensional array in php?
What type of headers that PHP supports?
What is the difference between core php and php?
Tell me what is the use of "enctype" attribute in a html form?
What is var_dump function in php?
How can we upload a file in php?
How do you pass a variable by value in php?
What is difference between post and put in rest?
What is the function file_get_contents() usefull for?
Explain what is the static variable in function useful for?