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PHP Functions

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

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

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

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

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

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PHP Functions
What will be the output of the following PHP code?
echo lcfirst("welcome to my India");

Welcome to my India
welcome to my India
Welcome to my india
welcome to my india

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PHP Functions
The arguments in a function are evaluated from .....

right to left
left to right
Always right to left
sometimes left to right and sometimes right to left

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PHP Functions
What will be the output of the following PHP code?
function foo($msg) {
echo "$msg";
}
$var1 = "foo";
$var1("will this work");

$msg
Error
Will this work
0

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