javscript怎么写搜索

Question

javscript怎么写搜索 搜索HTML的文字   比方说有1.HTML  2.html 文字在2.html  能及时的搜索出来

Answer 1

使用正则表达式
假如要搜索的内容是“search”var html1="这里是HTML1的内容";
var html2="这里是HTML2的内容包含search";
var reg=/search/;
if(reg.test(html1))
{
     alert('HTML1中包含search');
}
if(reg.test(html2))
{
     alert('HTML2中包含search');
}

Answer 2

可以 发 个 ajax 

Answer 3

HTML1有很多代码怎么写上去啊

Answer 4

--------------------------------
使用AJAX
var ajax=new ActiveXObject("Msxml2.XMLHTTP");
ajax.open("get", "http://www.baidu.com", true);
ajax.send();ajax.onreadystatechange = function() {
                    if (ajax.readyState == 4) {
                        if (ajax.status == 200) {
                            try {
                                
                                  var reg=/search/;
                                  if(reg.test(ajax.responseText))
                                  {
                                      alert('HTML1中包含search');
                                  }
                            }
                            catch (e) {
                                alert(e);
                            }
                        }
                    }