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run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass(); $obj->bar = "123"; $data = ["foo" => "bar"]; $key = "foo"; echo $obj->{ $data[$key] },"\n"; echo $obj->{ ${'data'}[$key] },"\n"; echo "{$obj->{ $data[$key] }}\n"; echo $obj->{ $data[$key]},"\n"; echo "{$obj->{ ${'data'}[$key] }}\n"; echo $obj->{ ${'data'}[$key] },"\n"; echo "{${'obj'}->{ ${'data'}[$key] }}\n"; echo ${'obj'}->{ ${'data'}[$key] },"\n"; echo ${'obj'}->{${'data'}[$key]}=456; echo ${'obj'}->${'data'}[$key]=456;
Output for 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
123 123 123 123 123 123 123 123 456 Warning: Array to string conversion in /in/kfhmH on line 22 456
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 0 123 123 123 123 123 123 123 123 456 Warning: Array to string conversion in /in/kfhmH on line 22 456
Output for 7.0.0 - 7.0.31, 7.1.0 - 7.1.23, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
123 123 123 123 123 123 123 123 456 Notice: Array to string conversion in /in/kfhmH on line 22 456
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.3.32 - 7.3.33
123 123 123 123 123 123 123 123 456456
preferences:
198.87 ms | 402 KiB | 286 Q