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PHP Functions

PHP Functions
What will be the output of the following PHP code?
echo(atan(0.50));

0.46364760900081
0.23568451142521
1
0.11845976421345

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

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

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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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PHP Functions
What will be the output of the following PHP code?
function do($myString) {
echo strpos($myString, "donkey",0);
}
do("The donkey looks like a horse.");

2
None of the mentioned
4
5

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PHP Functions
What will be the output of the following PHP code ?
function uppercase($string) {
echo ucwords($string);
}
$wow = "uppercase";
$wow("Time to live king size");

Time to live king size
Time To Live King Size
Uppercase
TIME TO LIVE KING SIZE

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PHP Functions
A function in PHP which starts with ______ (double underscore) is know as.

Magic Function
Default Function
Inbuilt Function
User Defined Function

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