What will be the output of the following PHP code ? function calc($num1, $num2) { $total = $num1 * $num2; } $result = calc(42, 0); echo $result;

PHP Functions
What will be the output of the following PHP code ?
function calc($num1, $num2)
{
$total = $num1 * $num2;
}
$result = calc(42, 0);
echo $result;

84

42

Error

0

84

42

Error

0

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PHP Functions
What will be the output of the following PHP code ?
function uppercase($string) {
echo ucwords($string);
}
$wow = "uppercase";
$wow("Time to live king size");

Uppercase

Time To Live King Size

TIME TO LIVE KING SIZE

Time to live king size

Uppercase

Time To Live King Size

TIME TO LIVE KING SIZE

Time to live king size

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PHP Functions
It is always necessary to use parentheses with the print function.

True

False

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PHP Functions
What will be the output of the following PHP code?
function a() {
function b() {
echo 'I am b';
}
echo 'I am a';
}
a();

a();

I am bI am a

I am b

I am a Error

Error

I am bI am a

I am b

I am a Error

Error

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PHP Functions
Type Hinting was introduced in which version of PHP?

PHP 4

PHP 5.3

PHP 5

PHP 6

PHP 4

PHP 5.3

PHP 5

PHP 6

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PHP Functions
What will be the output of the following PHP code?
function a() {
function b() {
echo 'I am bb';
}
echo 'I am a';
}
b();
a();

I am a Error

I am bI am a

Error

I am bb

I am a Error

I am bI am a

Error

I am bb

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PHP Functions

PHP Functions What will be the output of the following PHP code ?function calc($num1, $num2){$total = $num1 * $num2;}$result = calc(42, 0);echo $result;

PHP Functions What will be the output of the following PHP code ?function uppercase($string) {echo ucwords($string);}$wow = "uppercase";$wow("Time to live king size");

PHP Functions It is always necessary to use parentheses with the print function.

PHP Functions What will be the output of the following PHP code?function a() {function b() {echo 'I am b';}echo 'I am a';}a();a();

PHP Functions Type Hinting was introduced in which version of PHP?

PHP Functions What will be the output of the following PHP code?function a() {function b() {echo 'I am bb';}echo 'I am a';}b();a();

PHP Functions
What will be the output of the following PHP code ?
function calc($num1, $num2)
{
$total = $num1 * $num2;
}
$result = calc(42, 0);
echo $result;

PHP Functions
What will be the output of the following PHP code ?
function uppercase($string) {
echo ucwords($string);
}
$wow = "uppercase";
$wow("Time to live king size");

PHP Functions
It is always necessary to use parentheses with the print function.

PHP Functions
What will be the output of the following PHP code?
function a() {
function b() {
echo 'I am b';
}
echo 'I am a';
}
a();

a();

PHP Functions
Type Hinting was introduced in which version of PHP?

PHP Functions
What will be the output of the following PHP code?
function a() {
function b() {
echo 'I am bb';
}
echo 'I am a';
}
b();
a();