@ 2015-09-02T21:16:14Z <?php
$obj1 = [['main' => 10, 'fallback' => 5]];
$obj2 = [['main' => null, 'fallback' => 5]];
$obj3 = [['main' => null, 'fallback' => null]];
$obj4 = [[]];
$obj5 = [['fallback' => 5]];
$obj6 = [['main' => 10]];
function doStuff($obj) {
return $obj[0]['main'] ?? $obj[0]['fallback'] ?? 0;
}
var_dump(doStuff($obj1));
var_dump(doStuff($obj2));
var_dump(doStuff($obj3));
var_dump(doStuff($obj4));
var_dump(doStuff($obj5));
var_dump(doStuff($obj6));
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Output for 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.4 , 8.3.6 int(10)
int(5)
int(0)
int(0)
int(5)
int(10)
Output for 8.3.5 Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
int(10)
int(5)
int(0)
int(0)
int(5)
int(10)
Output for 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 Parse error: syntax error, unexpected '?' in /in/l49oT on line 11
Process exited with code 255 . Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected '[' in /in/l49oT on line 3
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[' in /in/l49oT on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/l49oT on line 3
Process exited with code 255 . preferences:dark mode live preview
201.66 ms | 401 KiB | 341 Q