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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(token_get_all("$a = 'x'; a($a); function a($a){ debug_zval_dump($a);//refcount=4 why not 3? }"));
Output for 7.0.0 - 7.1.0
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 3 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(3) { [0]=> int(321) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" [2]=> int(1) } }
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: a in /in/0oEnp on line 6 Notice: Undefined variable: a in /in/0oEnp on line 6 Notice: Undefined variable: a in /in/0oEnp on line 6 Notice: Undefined variable: a in /in/0oEnp on line 6 array(1) { [0]=> array(3) { [0]=> int(311) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" [2]=> int(1) } }
Output for 5.6.8 - 5.6.28
Notice: Undefined variable: a in /in/0oEnp on line 3 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 Notice: Undefined variable: a in /in/0oEnp on line 6 array(1) { [0]=> array(3) { [0]=> int(314) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" [2]=> int(1) } }
Output for 5.5.24 - 5.5.35
Notice: Undefined variable: a in /in/0oEnp on line 3 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 Notice: Undefined variable: a in /in/0oEnp on line 6 array(1) { [0]=> array(3) { [0]=> int(312) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" [2]=> int(1) } }
Output for 5.2.3 - 5.4.45
Notice: Undefined variable: a in /in/0oEnp on line 3 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 Notice: Undefined variable: a in /in/0oEnp on line 6 array(1) { [0]=> array(3) { [0]=> int(311) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" [2]=> int(1) } }
Output for 5.2.2
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(3) { [0]=> int(311) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" [2]=> int(1) } }
Output for 5.1.0 - 5.2.1
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(2) { [0]=> int(311) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" } }
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(2) { [0]=> int(310) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" } }
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(2) { [0]=> int(310) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" } }
Output for 4.4.2 - 4.4.9
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(2) { [0]=> int(309) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" } }
Output for 4.3.2 - 4.4.1
Notice: Undefined variable: a in /in/0oEnp on line 2 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 5 array(1) { [0]=> array(2) { [0]=> int(308) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" } }
Output for 4.3.0 - 4.3.1
Notice: Undefined variable: a in /in/0oEnp on line 3 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 4 Notice: Undefined variable: a in /in/0oEnp on line 6 array(1) { [0]=> array(2) { [0]=> int(308) [1]=> string(74) " = 'x'; a(); function a(){ debug_zval_dump();//refcount=4 why not 3? }" } }