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PHP Functions

PHP Functions
Above usleep() function pauses PHP for .usleep(1000000);

1 microseconds
1 second
10 seconds
100 microseconds

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

10
8
7
3

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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';
}
b();
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?
$str = "Hello World";
echo wordwrap($str,5,"n");

HelloWorld
Hello World
World
Hell 0 Wo rld

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PHP Functions
What will be the output of the following PHP code ?
function mine($num)
{
$num = 2 + $num;
echo $num;
}
mine(3);

$num
5
3
None of the mentioned

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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
ERROR
Hello World

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