3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(substr_compare("abcde", "abcdef", -10, 10));
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(-1)
Output for 5.3.0 - 5.3.29
int(0)
Output for 5.2.2 - 5.2.17
Warning: substr_compare(): The length cannot exceed initial string length in /in/C2atL on line 2 bool(false)
Output for 5.1.3 - 5.2.1
Warning: substr_compare(): The start position cannot exceed initial string length in /in/C2atL on line 2 bool(false)
Output for 5.0.0 - 5.1.2
int(-97)
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: substr_compare() in /in/C2atL on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: substr_compare() in /in/C2atL on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: substr_compare() in /in/C2atL on line 2