- get_headers: documentation ( source)
- print_r: documentation ( source)
<?php
print_r(get_headers('http://rss.rssad.jp/rss/artclk/f2IoKGaclmTR/27c977a2736ee3aaf499554761136686?ul=RTbuOM__SNLDmeS8LfZGt7P9aIc7igWFBtUrD5hna_EKlFoVQTCeXAgnprCZNFeE_arYeqz7ObhV7PScPEIag0u058oX9t1d9Y16YmjWsDpnWCm_MMNEL8sRmV4SNEwlhtiJ96L', 1));