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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'];
$x++;
}
fun();
fun();
fun();

Error
000
012
Nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = '4';
print + + $a;

5
0
no output
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;

Error
3.5
7
4.5

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = "red";
$color2 = "1";
echo "$color1" + "$color2";

red 1
red1
1
0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
while ((--$i > ++$i) - 1) {
print $i;
}

00000000000000000000….infinitely
error
-1-1-1-1-1-1-1-1-1-1…infinitely
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 10;
echo ++$a;
echo $a++;
echo $a;
echo ++$a;

11111213
11111212
11121213
11111112

ANSWER DOWNLOAD EXAMIANS APP
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