Online PHP editor | output for rNUDb

<?php $str = '<?xml version="1.0" encoding="UTF-8"?> <DATA> <sessionId>1073741(eA14011269142xC071</sessionId> <device_id></device_id> <sessionTime>1429457223</sessionTime> <trans_time>1429457223</trans_time> <mpb>1000</mpb> <user_id>1335</user_id> <user_name>ltt1835</user_name> <alias>Lotto8 陈</alias> <display_user_points>3999</display_user_points> <message>剩余积分不足, 请充值后再继续。</message> <transfer_points>0</transfer_points> <user_points>3999</user_points> <fund_status>100</fund_status> <Jackpot> <jackpot_amount>1582668</jackpot_amount> <jackpot_ceiling>10000</jackpot_ceiling> <jackpot_preserved>800000</jackpot_preserved> <message_front>总奖池目前已经高达</message_front> <message_mid>分，大奖随时开出，多玩多赢。</message_mid> <message_end></message_end> <message_top>两次开奖，奖上有奖，喜上加喜</message_top> </Jackpot> <card_number>1073741835</card_number> <status>1</status> </DATA>'; print_r( get_tag("status", "1", $str)); function get_tag( $attr, $value, $xml, $tag=null ) { if( is_null($tag) ) $tag = '\w+'; else $tag = preg_quote($tag); $attr = preg_quote($attr); $value = preg_quote($value); $tag_regex = "/<(".$tag.")[^>]*$attr\s*=\s*". "(['\"])$value\\2[^>]*>(.*?)<\/\\1>/"; preg_match_all($tag_regex, $xml, $matches, PREG_PATTERN_ORDER); return $matches[3]; } ?>