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run code in 150+ php & hhvm versions
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<?php class c { var $v = 'none'; } function cf(&$c, $v) { $c->v = $v; } $c = new c(); $c1 = $c; cf($c, '123'); var_dump($c); var_dump($c1); //output php5 //php5 fix output $c1 to '123', $c2 to 'none' //output php4, fix capbility //php4 fix output $c1 to '123', $c2 to 'none'
Output for 5.1.3 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(c)#1 (1) { ["v"]=> string(3) "123" } object(c)#1 (1) { ["v"]=> string(3) "123" }
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.2
Strict Standards: var: Deprecated. Please use the public/private/protected modifiers in /in/cmNPq on line 4 object(c)#1 (1) { ["v"]=> string(3) "123" } object(c)#1 (1) { ["v"]=> string(3) "123" }
Output for 5.1.0
Strict Standards: var: Deprecated. Please use the public/private/protected modifiers in /in/cmNPq on line 4 Fatal error: fatal flex scanner internal error--end of buffer missed in /in/cmNPq on line 23
Process exited with code 255.
Output for 4.3.0 - 4.4.9
object(c)(1) { ["v"]=> string(3) "123" } object(c)(1) { ["v"]=> string(4) "none" }