请教,php中如果返回文本末尾5行数据
1305140646,9,1,4,22013-5-14 16:40:00
1305140652,0,1,4,82013-5-14 16:50:00
1305140664,3,4,6,22013-5-14 17:00:00
1305140676,9,4,1,22013-5-14 17:10:00
1305140683,9,1,5,02013-5-14 17:20:00
1305140697,0,4,7,82013-5-14 17:30:00
1305140703,0,3,0,02013-5-14 17:40:00
1305140711,5,3,8,92013-5-14 17:50:00
1305140723,4,4,6,82013-5-14 18:00:00
1305140737,8,8,5,32013-5-14 18:10:00
1305140697,0,4,7,82013-5-14 17:30:00
1305140703,0,3,0,02013-5-14 17:40:00
1305140711,5,3,8,92013-5-14 17:50:00
1305140723,4,4,6,82013-5-14 18:00:00
1305140737,8,8,5,32013-5-14 18:10:00
$a = file('http://web45800.w221.vhost058.cn/test.php');Array
print_r(array_slice($a, -5));