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PHP Functions

PHP Functions
What will be the output of the following PHP code ?
function mine($num)
{
$num = 2 + $num;
echo $num;
}
mine(3);

3
5
None of the mentioned
$num

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PHP Functions
What will be the output of the following PHP code?
function do($myString) {
echo strpos($myString, "donkey",0);
}
do("The donkey looks like a horse.");

None of the mentioned
5
4
2

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PHP Functions
Returning values from functions may include .....

None of above
Objects
Both A & B
Arrays

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

0
Error
42
84

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PHP Functions
What will be the output of the following PHP code?
echo lcfirst("welcome to India");

Welcome to india
welcome to India
welcome to india
Welcome to India

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PHP Functions
What will be the output of the following PHP code?
$str = "Hello World";
echo wordwrap($str,5,"n");

HelloWorld
Hello World
Hell 0 Wo rld
World

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