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DominicWatts/Null-coalescing-operator

Created February 22, 2020 00:37
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Null coalescing operator (??)
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Null-coalescing-operator
$action = $_POST['action'] ?? 'default';
// The above is identical to this if/else statement
if (isset($_POST['action'])) {
$action = $_POST['action'];
} else {
$action = 'default';
}
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