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run code in 150+ php & hhvm versions
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<?php $a = array(1=>"vahid",2=>"arash",3=>"farzam"); foreach($a as $b){ foreach($a as $c){ echo $c } }
Output for 5.3.0 - 5.4.13
Parse error: syntax error, unexpected '}', expecting ',' or ';' in /in/8Qqbs on line 9
Process exited with code 255.