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PHP Functions

PHP Functions
What will be the output of the following PHP code?
function calc($price, $tax="") {
$total = $price + ($price * $tax);
echo "$total";
}
calc(42);

42
0
Error
84

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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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PHP Functions
What will be the output of the following PHP code ?
function constant()
{
define("GREETING", "Welcome to Narnia",true);
echo greeting;
}

GREETING
Welcome to Narnia
greeting
ERROR

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PHP Functions
What will be the output of the following PHP code?
function one() {
echo " this works";
function two() {
echo "this too works";
}
}
one();
two();

this works
this worksthis too works
error
this works this too works

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PHP Functions
What will be the output of the following PHP code ?
function _func()
{
echo "Hello World";
}
_func();

No Output
None of the mentioned
Hello World
ERROR

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PHP Functions
. . . . . converts the keys of an array into values and the values into keys.

array_transpose()
array_flips()
array_trans()
array_flip()

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MORE MCQ ON PHP Functions

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