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run code in 300+ PHP versions simultaneously
<?php $arr1 = range(0,10); $arr2 = array('key1'=>'value1','key2'=>'value2','key3'=>'value3'); $test1 = array_filter($arr1,'odd'); echo implode('',$arr1)."\t"; echo implode('',$arr2)."\t"; echo $test1."\t";

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