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PHP Functions

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

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

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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();

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

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

Hell 0 Wo rld
World
Hello World
HelloWorld

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

ERROR
None of the mentioned
Hello World
No Output

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PHP Functions
The below statement will return.$Var = substr(""abcdef"", -4, 1);

returns "d"
returns "cd"
returns "f"
returns "c"

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PHP Functions
What will be the output of the following PHP code?
function b() {
echo "b is executed";
}
function a()
{
b();
echo "a is executed";
b();
}
a();

b is executeda is executedb is executed
a is executed
b is executedb is executedb is executed
b is executeda is executed

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