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run code in 300+ PHP versions simultaneously
<?php $in_addr = inet_pton('127.0.0.1'); $in6_addr = inet_pton('::1'); var_dump($in_addr); var_dump($in6_addr); echo "\n"; echo $in6_addr;
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.14, 5.5.16 - 5.5.38, 5.6.1 - 5.6.4, 5.6.7 - 5.6.12, 5.6.15 - 5.6.24, 5.6.34 - 5.6.38, 5.6.40, 7.0.0, 7.0.2 - 7.0.3, 7.0.6 - 7.0.9, 7.0.11, 7.0.13 - 7.0.17, 7.0.21 - 7.0.26, 7.0.32 - 7.0.33, 7.1.0, 7.1.2, 7.1.4 - 7.1.6, 7.1.8 - 7.1.9, 7.1.11 - 7.1.33, 7.2.9 - 7.2.33, 7.3.0, 7.3.2 - 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 - 8.3.6
string(4) "" string(16) "" 
Output for 5.5.15, 5.6.0, 5.6.6, 5.6.13 - 5.6.14, 5.6.25 - 5.6.33, 5.6.39, 7.0.1, 7.0.4 - 7.0.5, 7.0.10, 7.0.12, 7.0.18 - 7.0.20, 7.0.27 - 7.0.31, 7.1.1, 7.1.3, 7.1.7, 7.1.10, 7.2.0 - 7.2.8, 7.3.1

Process exited with code 137.
Output for 5.6.5
string(4) "" string(16) "" 
Process exited with code 137.
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function inet_pton() in /in/M2XRt on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: inet_pton() in /in/M2XRt on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: inet_pton() in /in/M2XRt on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: inet_pton() in /in/M2XRt on line 3

preferences:
322.24 ms | 401 KiB | 460 Q