0089.md

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Consider the following PHP script:

$a = 5; 
$b = 10; 
function Mul() {
    // ???? 
} 
Mul();
print($b); 

What can you write instead of // ???? on line 4 to get the output 50? Each correct answer represents a complete solution. Choose all that apply.

• A)

global $a, $b; $b = $a * $b;

• B)

$GLOBALS['b'] = $GLOBALS['a'] * $GLOBALS['b'];

• C)

globals($b = $a * $b);

• D)

$b = $a * $b;

Answer

Answer: A, B