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PHP Functions

PHP Functions
What will be the output of the following PHP code?
echo stripos("I love php, I love php too!","PHP");

8
10
7
3

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

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

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PHP Functions
What will be the output of the following PHP code ?
function calc($num1, $num2)
{
$total = $num1 * $num2;
}
$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?
function a() {
function b() {
echo 'I am b';
}
echo 'I am a';
}
a();
a();

I am bI am a
I am a Error
Error
I am b

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

84
Error
0
42

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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 works this too works
error
this worksthis too works

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