PHP Functions
What will be the output of the following PHP code?
$op2 = "blabla"; function foo($op1) {
echo $op1;
echo $op2;
}
foo("hello");

helloblablablabla
Error
helloblabla
hello

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PHP Functions
What will be the output of the following PHP code ?
function addFunction($num1, $num2)
{
$sum = $num1 + $num2;
return $sum;
}
$return_value = addFunction(10, 20);
echo "Returned value from the function : " .$return_value

Error
Returned value from the function : 30
Returned value from the function :
Returned value from the function : $return_value

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PHP Functions
What will be the output of the following PHP code?
$title = "O'malley wins the heavyweight championship!";
echo ucwords($title);

O’Malley Wins The Heavyweight Championship!
O’malley Wins The Heavyweight Championship!
O’Malley wins the heavyweight championship!
o’malley wins the heavyweight championship!

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