敏感词过滤
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <style> *{ margin: 0; padding: 0; padding: 10px; } .box{ width: 220px; height: 200px; border: 1px solid #808080; } </style> <script type="text/javascript"> window.onload = function(){ //获取div var odiv = document.getElementsByTagName("div")[0]; //获取文本框的内容 var iptValue = document.getElementsByTagName("textarea")[0]; //获取按钮 var btn = document.getElementsByTagName("button")[0]; btn.onclick = function(){ Value = iptValue.value; //将value过滤 var reg = /王德发|妈的|草|尼玛/g; //将匹配到的值替换为* var res = Value.replace(reg,"*"); //将插入的值添加到div种 odiv.innerHTML = res; } } </script> </head> <body> <h2>敏感词过滤</h2> <textarea rows="10" cols="30"></textarea> <br> <button type="button">发布</button> <div class="box"></div> </body> </html>