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PHP Functions

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?
echo ucwords("i love all country");

I love all Country
I love all country
i love all Country
I Love All Country

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PHP Functions
What will be the output of the following PHP code ?
function TV($string) {
echo "my favourite TV show is ".$string;
function b() {
echo " I am here to spoil this code";
}
}
function b() {
echo " I am here to spoil this code";
}
b();

Error
my favourite TV show isI am here to spoil this code
I am here to spoil this code
None of the mentioned

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PHP Functions
What will be the output of the following PHP code ?
$x = 75;
$y = 25;
function addition()
{
$GLOBALS['z'] = $GLOBALS['x'] + $GLOBALS['y'];
}
addition();
echo $z;

error
25
75
100

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

Hello World
HelloWorld
Hell 0 Wo rld
World

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PHP Functions
What will be the output of the following PHP code?
function sayHello() {
echo "HelloWorld";
}
$function_holder = "sayHello";
$function_holder();

HelloWorld
sayHello
Error
No Output

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