Which mode parameter should be used with the fopen() function to open a file and point to the end for writing only?

Default timeout of a PHP session cookie ?

What's the output? $one='two'; $two='one'; echo $$$one;

Result of calling json_encode() on an empty array?

What is the output of the following code? $a='20' $a -= 5; echo $a++;

Given the following code: printVar(); ?> What will the output be?

Output of the code?

What is the output?

Output of the code? ' ?>'

Which is not related to debugging in PHP?

Output of the code?