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PHP Functions

PHP Functions
What will be the output of the following PHP code?
function sum($num1, $num2) {
$total = $num1 + $num2;
echo "cos($total)";
}
sum(5,-5);

1
0.5
0
-0.5

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PHP Functions
What will be the output of the following PHP code ?
function movie($int)
{
$movies = array("Fight Club", "Kill Bill", "Pulp Fiction");
echo "You Do Not Talk About ". $movie[$integer];
}
movie(0);

I
None of the mentioned
You Do Not Talk About Fight Club
You Do Not Talk About Pulp Fiction

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PHP Functions
Which one of the following PHP functions can be used to build a function that accepts any number of arguments?

func_get_argc()
get_argv()
func_get_argv()
get_argc()

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PHP Functions
strlen() returns the length of the string on success and . . . . if the string is empty.

0
NULL
-1
Garbage value

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PHP Functions
What will be the output of the following PHP code ?
$var = 10;
function one()
{
echo $var;
}
one();

No Output
10
None of the Mentioned
Error

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PHP Functions
What will be the output of the following PHP code ?
function start($string)
{
if ($string < 45)
return 20;
else
return 40;
}
$t = start(90);
if ($t < 20)
{
echo "Have a good day!";
}
else
{
echo "Have a good night!";}

None of the mentioned
ERROR
Have a good night!
Have a good day!

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