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run code in 300+ PHP versions simultaneously
<?php var_dump(getcwd()); var_dump(realpath(null), realpath(false), realpath(''));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(1) "/" Deprecated: realpath(): Passing null to parameter #1 ($path) of type string is deprecated in /in/RMbnD on line 4 Warning: realpath(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/RMbnD on line 4 Warning: realpath(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/RMbnD on line 4 Warning: realpath(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/RMbnD on line 4 bool(false) bool(false) bool(false)
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30
string(1) "/" Warning: realpath(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/RMbnD on line 4 Warning: realpath(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/RMbnD on line 4 Warning: realpath(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/RMbnD on line 4 bool(false) bool(false) bool(false)
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0, 7.3.32 - 7.3.33, 7.4.33, 8.0.13
string(1) "/" string(1) "/" string(1) "/" string(1) "/"
Output for 5.2.1 - 5.2.2
string(3) "/in" string(3) "/in" string(3) "/in" string(3) "/in"
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
string(3) "/in" bool(false) bool(false) bool(false)

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