Tryit Editor v2.3 - Show PHP

PHP Source:

<!DOCTYPE html>
<html>
<body>

<?php
$x = 5;
$y = 10;

function myTest() {
$GLOBALS['y'] = $GLOBALS['x'] + $GLOBALS['y'];
}

myTest();
echo $y;
?>

</body>
</html>

Result:

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