PHP Functions
What will be the output of the following PHP code ?
function A1($x) { switch($x) {
case 1:
//this statement is the same as
if($x == 1)
echo 'Case 1 was executed.';
break;
case 2:
//this statement is the same as
if($x == 2)
echo 'Case 2 was executed.';
break;
case 3:
//this statement is the same as
if($x == 3)
echo 'Case 3 was executed.';
break;
case 4:
//this statement is the same as
if($x == 4)
echo 'Case 4 was executed.';
break;
default:
//this statement is the same as if $x does not equal the other conditions
echo 'Default was executed.';
break;
}
}
A1(9);

Default was executed
Case 2 was executed
Case 1 was executed
Case 4 was executed

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PHP Functions
What will be the output of the following PHP code?
$str = "Hello world. It's a beautiful day.";
print_r (explode(" ",$str));

Hello world. It’s a beautiful day
Array ( [0] => Hello [1] => world. [2] => It’s [3] => a [4] => beautiful [5] => day. )
Array ( [1] => Hello [2] => world. [3] => It’s [4] => a [5] => beautiful [6] => day. )
Array ( [0] => Hello [0] => world. [0] => It’s [0] => a [0] => beautiful [0] => day. )

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