Challenge for ZEND PHP5 Certification - 036

[hinom 5]

Exercise 36

 

Consider the following code:

 

$x = 0xFFFE;
$y = 2;
$z = $x && $y

What will be the value of $z?

 

A. 0

B. 1

C. 2

D. 3

E. 4

[hinom 5]

Answer: B

 

Explanation

 

$x && $y return boolean true that output 1

 

A && B is same that

if( A && B )
{

}

This is alternative syntax for control structures

 

http://php.net/manual/control-structures.a...tive-syntax.php