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<?php
//$container var declaration in const generated file
// Read before write
try {
echo "Read before write:\n";
var_dump($container[$dimension]);
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Write
try {
echo "Write:\n";
$container[$dimension] = 5;
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Read
try {
echo "Read:\n";
var_dump($container[$dimension]);
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Read-Write
try {
echo "Read-Write:\n";
$container[$dimension] += 20;
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Is
try {
echo "isset():\n";
var_dump(isset($container[$dimension]));
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
try {
echo "empty():\n";
var_dump(empty($container[$dimension]));
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
try {
echo "null coalesce:\n";
var_dump($container[$dimension] ?? 'default');
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Fetch reference
try {
echo "Reference to dimension:\n";
$r = &$container[$dimension];
echo "Value of reference:\n";
var_dump($r);
$r = 100;
echo "Value of container dimension after write to reference (should be int(100) if successful):\n";
var_dump($container[$dimension]);
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Unset
try {
echo "unset():\n";
unset($container[$dimension]);
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Nested read
try {
echo "Nested read:\n";
var_dump($container[$dimension][$dimension]);
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Nested write
try {
echo "Nested write:\n";
$container[$dimension][$dimension] = 5;
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Nested Read-Write
try {
echo "Nested Read-Write:\n";
$container[$dimension][$dimension] += 25;
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Nested Is
try {
echo "Nested isset():\n";
var_dump(isset($container[$dimension][$dimension]));
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
try {
echo "Nested empty():\n";
var_dump(empty($container[$dimension][$dimension]));
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
try {
echo "Nested null coalesce:\n";
var_dump($container[$dimension][$dimension] ?? 'default');
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
// Nested unset
try {
echo "Nested unset():\n";
unset($container[$dimension][$dimension]);
} catch (\Throwable $e) {
echo $e->getMessage(), "\n";
}
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