Online PHP editor | output for u5CM5

@ 2023-11-20T19:52:55Z

<?php

// No properties key.
$schema = ['foo' => 'bar'];

if (($schema['properties'] ?? NULL) === []) {
  $schema['properties'] = 'created';
}

print_r($schema);

if (($schema['properties'] ?? []) === []) {
  $schema['properties'] = 'created';
}

print_r($schema);

// Empty properties key.
$schema = ['properties' => []];

if (($schema['properties'] ?? []) === []) {
  $schema['properties'] = 'created';
}

print_r($schema);

Output for 8.1.19 - 8.1.33, 8.2.11 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: Array ( [foo] => bar ) Array ( [foo] => bar [properties] => created ) Array ( [properties] => created )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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