将 html 转成 ubb代码的小脚本

<script language="JavaScript1.2"> //coded by windy_sk <windy_sk@126.com> 20031218 function html_trans(str) { str = str.replace(/r/g,""); str = str.replace(/on(load|click|dbclick|mouseover|mousedown|mouseup)="[^"]+"/ig,""); str = str.replace(/<script[^>]*?>([wW]*?)</script>/ig,””); str = str.replace(/<a[^>]+href=”([^”]+)”[^>]*>(.*?)</a>/ig,”n$1n”); str = str.replace(/<font[^>]+color=([^ >]+)[^>]*>(.*?)</font>/ig,”n[color=$1]$2[/color]n”); str = str.replace(/<img[^>]+src=”([^”]+)”[^>]*>/ig,”n[img]$1[/img]n”); str = str.replace(/<([/]?)b>/ig,”[$1b]”); str = str.replace(/<([/]?)strong>/ig,”[$1b]”); str = str.replace(/<([/]?)u>/ig,”[$1u]”); str = str.replace(/<([/]?)i>/ig,”[$1i]”); str = str.replace(/ /g,” “); str = str.replace(/&/g,”&”); str = str.replace(/”/g,”””); str = str.replace(/</g,"<"); str = str.replace(/>/g,”>”); str = str.replace(/ /ig,”n”); str = str.replace(/<[^>]*?>/g,””); str = str.replace(/[url=([^]]+)]n([img]1[/img])n[/url]/g,”$2″); str = str.replace(/n+/g,”n”); return str; } <P>function trans(){ var str = “”; rtf.focus(); rtf.document.body.innerHTML = “”; rtf.document.execCommand(“paste”); str = rtf.document.body.innerHTML; if(str.length == 0) { alert(“剪切版不存在超文本数据！”); return “”; } return html_trans(str); } </script> </P> </p> <p><textarea style="width:100%; height:200px" onbeforepaste="if(document.getElementById('x_paste').checked){window.clipboardData.setData('text',trans());this.focus();}"><&#47textarea> <iframe scrolling="no" src="about:blank" marginheight="0" marginwidth="0" style="width:0px; height:0px;"></iframe> <input type="button" value="转换剪切版超文本数据" onclick="document.getElementById('text').value += trans()"> <input type="checkbox"> <label for="x_paste">启用超文本粘贴转换</label> <script> rtf.document.designMode="On"; </script> </p> <p>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]