例: 有字符串
<p>111</p>
<p>123</p>
<p>155</p>
长度是不定的,格式是固定的,想去掉成对出现的<p></p>
求正则,求方法
reg=new RegExp("(?!<p>)\\w+(?=</p>)")
reg.exec("<p>155</p>)
set reg = new RegExp
reg.pattern="<p>.+?</p>"
reg.ignoreCase = true
reg.global = true
html = "<p>111</p><span>111</span><p>123</p><span>222</span>"
html = reg.replace(html,"")
response.write html