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PHP Operators and Expressions

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

012
000
123
Error

ANSWER DOWNLOAD EXAMIANS APP

PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 5;
while (--$i > 0) {
$i++;
print $i;
print "hello";
}

no output
4hello4hello4hello4hello4hello…..infinite
5hello5hello5hello5hello5hello…..infinite
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 1;
$y = 2;
if (++$x == $y++) {
echo "true ", $y, $x;
}

true 33
true 22
no output
true 23

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

2
no output
3
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "This"."was"."a"."bad"."idea";

Thiswasabadidea
This, was, a, bad, idea
This was a bad idea
Error

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

3.5
4.5
Error
7

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