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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
print_r "Hello world"

Nothing
Error
Hello World
Missing semicolon error

ANSWER DOWNLOAD EXAMIANS APP

PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = "one";
$two = "two";
print($one$two);

one
onetwo
nothing
error

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

0
5
error
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
$j = 1;
$k = 2;
print !(( + + $i + $j) > ($j - $k));

0
1
no output
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 3.5;
$y = 2;
$z = 2;
echo $x / $y / $z;

3.5
1.75
0.875
Error

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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

ANSWER DOWNLOAD EXAMIANS APP
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