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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$y = 2;
if (--$y <> ($y != $y++)) {
echo $y;
}

0
no output
2
1

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PHP Operators and Expressions
PHP will automatically convert strings to numbers when it needs to.

FALSE
TRUE

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PHP Operators and Expressions
Ceil(-2.1) would be

-3
2
3
-2

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PHP Operators and Expressions
What will be the output of the following PHP code ?
< ? php < ? php echo "Hello world"; ? > ? >

Error
Hello world
Hello
Nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
function fun() {
$x = 0;
echo $x;
$x++;
}
fun();
fun();
fun();

123
111
000
012

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$cars = array("Volvo", "BMW", "Toyota");
echo "My car is a {$cars[0]}";

Error
My car is a BMW
My car is a Volvo
My car is a Toyota

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