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run code in 200+ php & hhvm versions
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<?php $string1 = "the national"; $string2 = "nationals"; var_dump(preg_match("/^the ?/", $string1)); var_sump(preg_match("/^the ?/", $string2)); ?>
Output for 7.0.0 - 7.3.0rc4
int(1) Fatal error: Uncaught Error: Call to undefined function var_sump() in /in/J3Bv0:7 Stack trace: #0 {main} thrown in /in/J3Bv0 on line 7
Process exited with code 255.
Output for hhvm-3.22.0
int(1) Fatal error: Uncaught Error: Call to undefined function var_sump() in /in/J3Bv0:-1 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.11.1 - 3.21.3
int(1) Fatal error: Uncaught Error: Call to undefined function var_sump() in /in/J3Bv0:7 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.30, hhvm-3.10.1
int(1) Fatal error: Call to undefined function var_sump() in /in/J3Bv0 on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
int(1) Fatal error: Call to undefined function: var_sump() in /in/J3Bv0 on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
int(1) Fatal error: Call to undefined function: var_sump() in /in/J3Bv0 on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
int(1) Fatal error: Call to undefined function: var_sump() in /in/J3Bv0 on line 7