3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class testCase { private $stores; /* $out not having default value so type not inferred */ /* names very vague */ public function doFunction($items = array(), $out ) { foreach($items as $num => $val) { /* lots of overriding of output here, seems like += or concat */ if($num%2 == 0) { $out = $val; } else { $out = strtoupper($val); } /* WHY DO ALL OF THE ABOVE IF WE'RE GOING TO OVERRIDE IT WITH THIS ANYWAY? */ //$out = "<br />"; } return $this->store = $out; } /* PRIVATE, SO NOT ACCESSIBLE! FIX: make public */ /* name is vague */ private function unFunction($items = '', $out = array()) { $items = implode("<br >", $items, -1); foreach($items as $num => $val) { if($num%2 != 0) { $out[$num] = $val; } else { $out[$num] = strtlower($val); } } echo $out; } } class testCase1 { public $stores; public function doFunction($items = array(), $out = '') { foreach($items as $num => $val) { if($num % 2 === 0) { $out .= $val; } else { $out .= strtoupper($val); } $out .= "<br />"; } return $this->store = $out; } public function unFunction($items = '', $out = array()) { $items = implode("<br />", $items); foreach($items as $num => $val) { if($num % 2 !== 0) { $out[$num] = $val; } else { $out[$num] = strtlower($val); } } echo $out; } } $test = new testCase1(); echo $test -> doFunction(array_merge(range(0,25), range('a','z'))) . "<hr />"; print_r($test -> unFunction($test->stores)); //echo $test->doFunction(array_merge(range(0,25)), "test"); /* seems like the two functions are about: doing something and undoing that. */ ?>
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
0<br />1<br />2<br />3<br />4<br />5<br />6<br />7<br />8<br />9<br />10<br />11<br />12<br />13<br />14<br />15<br />16<br />17<br />18<br />19<br />20<br />21<br />22<br />23<br />24<br />25<br />a<br />B<br />c<br />D<br />e<br />F<br />g<br />H<br />i<br />J<br />k<br />L<br />m<br />N<br />o<br />P<br />q<br />R<br />s<br />T<br />u<br />V<br />w<br />X<br />y<br />Z<br /><hr /> Warning: implode(): Invalid arguments passed in /in/iI9kv on line 56 Warning: Invalid argument supplied for foreach() in /in/iI9kv on line 57 Notice: Array to string conversion in /in/iI9kv on line 64 Array
Output for hhvm-3.10.0 - 3.12.0
0<br />1<br />2<br />3<br />4<br />5<br />6<br />7<br />8<br />9<br />10<br />11<br />12<br />13<br />14<br />15<br />16<br />17<br />18<br />19<br />20<br />21<br />22<br />23<br />24<br />25<br />a<br />B<br />c<br />D<br />e<br />F<br />g<br />H<br />i<br />J<br />k<br />L<br />m<br />N<br />o<br />P<br />q<br />R<br />s<br />T<br />u<br />V<br />w<br />X<br />y<br />Z<br /><hr /> Warning: Invalid operand type was used: implode() expects a container as one of the arguments in /in/iI9kv on line 56 Warning: Invalid argument supplied for foreach() in /in/iI9kv on line 63 Notice: Array to string conversion in /in/iI9kv on line 64 Array
Output for 5.2.5 - 5.3.29
0<br />1<br />2<br />3<br />4<br />5<br />6<br />7<br />8<br />9<br />10<br />11<br />12<br />13<br />14<br />15<br />16<br />17<br />18<br />19<br />20<br />21<br />22<br />23<br />24<br />25<br />a<br />B<br />c<br />D<br />e<br />F<br />g<br />H<br />i<br />J<br />k<br />L<br />m<br />N<br />o<br />P<br />q<br />R<br />s<br />T<br />u<br />V<br />w<br />X<br />y<br />Z<br /><hr /> Warning: implode(): Invalid arguments passed in /in/iI9kv on line 56 Warning: Invalid argument supplied for foreach() in /in/iI9kv on line 57 Array
Output for 5.0.0 - 5.2.4
0<br />1<br />2<br />3<br />4<br />5<br />6<br />7<br />8<br />9<br />10<br />11<br />12<br />13<br />14<br />15<br />16<br />17<br />18<br />19<br />20<br />21<br />22<br />23<br />24<br />25<br />a<br />B<br />c<br />D<br />e<br />F<br />g<br />H<br />i<br />J<br />k<br />L<br />m<br />N<br />o<br />P<br />q<br />R<br />s<br />T<br />u<br />V<br />w<br />X<br />y<br />Z<br /><hr /> Warning: implode(): Bad arguments. in /in/iI9kv on line 56 Warning: Invalid argument supplied for foreach() in /in/iI9kv on line 57 Array
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/iI9kv on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/iI9kv on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/iI9kv on line 5
Process exited with code 255.