提取花括号正则表达式php之间的所有值

像这样…

<?php$content ="<p>This is a sample text where {123456} and {7894560} ['These are samples']{145789}</p>";preg_match_all('/{(.*?)}/', $content, $matches);print_r(array_map('intval',$matches[1]));

输出：

Array(    [0] => 123456    [1] => 7894560    [2] => 145789)