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PHP Functions

PHP Functions
Which one of the following PHP functions can be used to find files?

file()
fold()
glob()
get_file()

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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";
}
}
a("Sherlock");
b();

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

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PHP Functions
Which one of the following is the right way of defining a function in PHP?

data type functionName(parameters) { function body }
function fumctionName(parameters) { function body }
functionName(parameters) { function body }
function { function body }

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PHP Functions
What will happen in this function call?
function calc($price, $tax) {
$total = $price + $tax;
}
$pricetag = 15;
$taxtag = 3;
calc($pricetag, $taxtag);

Default Argument Value
Call By Value
Type Hinting
Call By Reference

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PHP Functions
. . . . returns a new DateTime object.

date_create()
date_sunrise()
getdate()
date()

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PHP Functions
What will be the output of the following PHP code?
echo ucwords("i love my country");

I love my country
I love my Country
i love my Country
I Love My Country

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