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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 10;
$b = 4;
$c = fun(10,4);
function fun($a,$b) {
$b = 3;
return $a - $b + $b - $a;
}
echo $a;
echo $b;
echo $c;

1400
410
4100
104

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PHP Operators and Expressions
What will be the output of the following PHP code ?

Nothing
Hello World
Error
Missing semicolon error

ANSWER DOWNLOAD EXAMIANS APP

PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = "Hello";
$two = "World";
echo "$one$two";

Hello
$one$two
HelloWorld
Error

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

Missing semicolon error
Error
Nothing
Hello World

ANSWER DOWNLOAD EXAMIANS APP

PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 5;
$y = 10;
function fun() {
$y = $GLOBALS['x'] + $GLOBALS['y'];
}
fun();
echo $y;

Error
10
5
15

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PHP Operators and Expressions
What will be the output of the following PHP code ?
define('IF', 42);
echo "IF: ", IF;

IF:
IF:42
ERROR
No output

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