如何使用html解析器或正则表达式删除第一个<p> ....... [内容] </p> [仅限开始和结束标记]

Question

String  s  = "<p>test with only p tag </p>";

输出应为test with only p tag

String  t  = "<p>test with only p tag </p><p></p>";

输出应为test with only p tag <p></p>

Answer 1

(?<=<p>).+(?=</p>)

应该有效