{"id":481,"date":"2010-07-25T11:51:00","date_gmt":"2010-07-25T11:51:00","guid":{"rendered":""},"modified":"2010-07-25T11:51:00","modified_gmt":"2010-07-25T11:51:00","slug":"481","status":"publish","type":"post","link":"https:\/\/www.poloo.org\/?p=481","title":{"rendered":"\u5982\u4f55\u5229\u7528 JavaScript \u5728\u9875\u9762\u95f4\u4f20\u503c"},"content":{"rendered":"

\u95ee\u9898\u573a\u666f\u5982\u4e0b\uff1a<\/p>\n

\u5728 a.html \u9875\u9762\u4e2d\uff0c<form> \u7684 onsubmit \u4e8b\u4ef6\u8c03\u7528\u4e00\u4e2a\u65b9\u6cd5 foo( )\uff0c\u6253\u5f00 b.html \u9875\u9762\u7684\u540c\u65f6\u7ed9 b.html \u4f20\u9012\u53c2\u6570\u3002\u65b9\u6cd5 foo( ) \u4e2d\u9700\u8981\u4f20\u9012\u53d8\u91cf\u53c2\u6570\u5230 b.html \u9875\u9762\uff0c\u5728 b.html \u9875\u9762\u63a5\u53d7\u53c2\u6570\u503c\uff0c\u4f46\u4e0d\u80fd\u4f7f\u7528\u670d\u52a1\u5668\u7aef\u6280\u672f\u3002<\/p>\n

\u89e3\u51b3\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n


<html>
<head>
   <title> demo <\/title>
   <meta name=\"Author\" content=\"xugang\" \/>
   <script type=\"text\/javascript\">
    function foo(){<\/p>\n

     var a =\"abc\"; \/\/ a\u4e3a\u53d8\u91cf\u503c
     var str = \"b.html?id=\"+a+\";\";<\/p>\n

     \/\/alert(document.frm.action);<\/p>\n

     \/\/\u65b9\u6848\u4e00\uff08\u65e0\u6548\uff09
     \/\/ document.frm.action = str;<\/p>\n

     \/\/\u65b9\u6848\u4e8c\uff08\u65e0\u6548\uff09
     \/\/ window.location.href = str;<\/p>\n

     \/\/\u65b9\u6848\u4e09\uff08\u6709\u6548\uff09
     window.location.replace(str);
     return false;
   }
  <\/script>
<\/head>
<body>
     <FORM  name=\"frm\"  method=\"get\"  onsubmit = \"return foo()\" >
           <INPUT  TYPE=\"SUBMIT\" \/>
     <\/FORM>
<\/body>
<\/html>
<\/code><\/p>\n

\u6ce8\u610f\uff1a\u5fc5\u987b b.html \u9875\u9762\u4e8b\u5148\u5b58\u5728\u5373\u53ef\u3002<\/p>\n

b.html \u83b7\u5f97\u53c2\u6570\u503c\u7684\u4ee3\u7801\u5982\u4e0b\uff1a

var getQueryString = function(name) {
   var reg = new RegExp(\"(^|&)\" + name + \"=([^&]*)(&|$)\");
   var r = window.location.search.substr(1).match(reg);
   if (r != null) return r[2]; return \"\";
}
<\/code><\/p>\n

\u8865\u8bb0\uff1a<\/p>\n

================================================================================================<\/p>\n

\u4eca\u5929\u4e00\u65e9\u8d77\u6765\uff0c\u5c45\u7136\u4ece\u7761\u68a6\u4e2d\u627e\u5230\u4e86\u66f4\u597d\u7684\u89e3\u51b3\u529e\u6cd5\u3002<\/p>\n

\u770b\u6765\u7761\u89c9\u662f\u7075\u611f\u4e4b\u6e90\uff0c\u5475\u5475 ^_^<\/p>\n

myjs.js \u4ee3\u7801\uff1a

function foo(){
  
        var str = \"abc\";
        \/\/document.forms[0].hid.value = str;
  
        var frm = window.event.srcElement;
        frm.hid.value = str;
        return true;
}
<\/code><\/p>\n

a.html \u4ee3\u7801\uff1a

<html>
<head>
  <title> demo <\/title>
  <meta name=\"Author\" content=\"xugang\" \/>
  <script src=\"myjs.js\"><\/script>
<\/head>
<body>
  <FORM name=\"frm\" METHOD=\"get\" ACTION=\"b.html\" onsubmit=\"return foo()\">
    <INPUT TYPE=\"hidden\" id=\"hid\" name=\"hid\">
    <INPUT TYPE=\"submit\" value=\"\u63d0\u4ea4\">
  <\/FORM>
<\/body>
<\/html>
<\/code><\/p>\n

\u6ce8\u610f\uff1a\u7ed9 b.html \u9875\u9762\u4f20\u503c\u65f6\uff0cb.html \u9875\u9762\u5fc5\u987b\u4e8b\u5148\u5df2\u5b58\u5728\uff01<\/p>\n

b.html \u4ee3\u7801\uff1a

<HTML>
  <HEAD>
    <TITLE> New Document <\/TITLE>
  <\/HEAD>
  <BODY>
    <SCRIPT LANGUAGE=\"JavaScript\">
        document.write(decodeURIComponent(location.search.substr(3)));
    <\/SCRIPT>
  <\/BODY>
<\/HTML>
<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"

\u95ee\u9898\u573a\u666f\u5982\u4e0b\uff1a \u5728 a.html \u9875\u9762\u4e2d\uff0c<form> ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-481","post","type-post","status-publish","format-standard","hentry","category-Note"],"_links":{"self":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts\/481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=481"}],"version-history":[{"count":0,"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts\/481\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}