<?php define("EXPREG","/^(\s*\n*'[\d]+(-\d+)?')(\s*\n+\s*'[\d]+(-\d+)?')*\n*\s*$/i"); function test($raw){ if(preg_match(EXPREG,$raw)){ return json_encode(true); }else{ return json_encode(preg_last_error()); } } $raw="'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n "; $r=test($raw); echo $r;
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