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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
one = 1;
two = 2;
three = 3;
four = 4;
echo "one / two + three / four";

0.05
0.75
Error
1.25

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$auth = 1;
$status = 1;
if ($result = (($auth == 1) && ($status != 0))) {
print "result is $result";
}

result is true
result is 1
error
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
print("this"."was"."a"."bad"."idea");

thiswasabadidea
nothing
error
this was a bad idea

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

012
Error
123
Nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
while (++$i && --$i) {
print $i;
}

01234567891011121314…infinitely
error
no output
1234567891011121314….infinitely

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 'a';
print $a * 2;

192
0
2
error

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