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PHP Operators and Expressions

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

11121213
11111212
11111213
11111112

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

123
111
012
Error

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

this was a bad idea
nothing
thiswasabadidea
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = "$winner";
$b = "/$looser";
echo $a,$b;

$winner/$looser
/
$looser
/$looser

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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));

1
error
0
no output

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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";

0
1
red 1
red1

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