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run code in 150+ php & hhvm versions
Bugs & Features
<?php $val = gmp_init('1'); var_dump(json_encode($val)); var_dump(json_last_error()); var_dump(PHP_VERSION_ID >= 50500 ? json_last_error_msg() : NULL);
Output for 5.6.0 - 5.6.20, 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.5, 7.0.14 - 7.1.0
string(2) "{}" int(0) string(8) "No error"
Output for 7.0.6 - 7.0.9
Fatal error: Uncaught Error: Call to undefined function gmp_init() in /in/HftgM:2 Stack trace: #0 {main} thrown in /in/HftgM on line 2
Process exited with code 255.
Output for 5.0.0 - 5.3.29, 5.5.35 - 5.5.38, 5.6.21 - 5.6.24
Fatal error: Call to undefined function gmp_init() in /in/HftgM on line 2
Process exited with code 255.
Output for 5.5.0 - 5.5.34
bool(false) int(8) string(21) "Type is not supported"
Output for 5.4.0 - 5.4.45
Warning: json_encode(): type is unsupported, encoded as null in /in/HftgM on line 3 string(4) "null" int(0) NULL
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: gmp_init() in /in/HftgM on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: gmp_init() in /in/HftgM on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: gmp_init() in /in/HftgM on line 2