3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Test { public function foo() { echo "I am only called once.\n"; return array('a', 'b', 'c', 'd', 'e'); } public function count($arr) { echo "I am only called once.\n"; return count($arr); } } $test = new Test(); foreach ($test->foo() as $value) { echo $value . "\n"; } $arr = array(1,2,3,4,5); for($i=0; $i < $test->count($arr); ++$i) { echo $arr[$i] . "\n"; }
Output for 5.0.0 - 7.1.0
I am only called once. a b c d e I am only called once. 1 I am only called once. 2 I am only called once. 3 I am only called once. 4 I am only called once. 5 I am only called once.
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/TXIcK 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/TXIcK 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/TXIcK on line 5
Process exited with code 255.