<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<title></title>
</head>
<div id="cnt"></div>
<input name="bt" type="button" value="设置IFrame内容"
</body>
</html>
<script type='text/javascript'>
//添加两个
function doAction1() {
alert("
function doAction2() {
alert("
function doIt() {
//删除所有的ifream内容
var div = document.getElementById("cnt");
var arrifm = div.getElementsByTagName("iframe");
if (arrifm.length != 0) {
var x = div.removeChild(arrifm[0]);
alert("清除成功！")
//添加新的ifream内容
var iframe = document.createElement("iframe");
iframe.src = "b.html";
//为ifream的
if (iframe.attachEvent) {
iframe.attachEvent(" {
doAction1();
alert("Local iframe is now loaded 1.");
} else {
iframe.onload = function() {
this.doAction2();
alert("Local iframe is now loaded 2.");
//追加ifream元素
div.appendChild(iframe);
//弹出ifream的HTML代码
// alert(div.innerHTML);
</script>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<title></title>
</head>
<div id="cnt"></div>
<input name="bt" type="button" value="设置IFrame内容"
</body>
</html>
<script type='text/javascript'>
//添加两个
function doAction1() {
alert("
function doAction2() {
alert("
function doIt() {
//删除所有的ifream内容
var div = document.getElementById("cnt");
var arrifm = div.getElementsByTagName("iframe");
if (arrifm.length != 0) {
var x = div.removeChild(arrifm[0]);
alert("清除成功！")
//添加新的ifream内容
var iframe = document.createElement("iframe");
iframe.src = "b.html";
//为ifream的
if (iframe.attachEvent) {
iframe.attachEvent(" doAction1);
} else {
iframe.onload = doAction2
//追加ifream元素
div.appendChild(iframe);
//弹出ifream的HTML代码
// alert(div.innerHTML);
</script>
但是下面这种方式不行：
<!DOCTYPE HTML PUBLIC
"-
//W3C//DTD HTML 4.01 Transitional//EN"
"http:
//www.w3.org/TR/html4/loose.dtd">
<title></title>
</head>
<div id=
"cnt"
></div>
<input name=
"bt"
type=
"button"
value=
"设置IFrame内容"
onclick=
"doIt()"
>
</body>
</html>
<script type='text/javascript'>
function aa() {
alert(
"aaaaaaaaa"
);
function doIt() {
//删除所有的ifream内容
var div = document.getElementById(
"cnt"
);
var arrifm = div.getElementsByTagName(
"iframe"
);
if
(arrifm.length != 0) {
var x = div.removeChild(arrifm[0]);
alert(
"清除成功！"
)
//添加新的ifream内容
var iframe = document.createElement(
"iframe"
);
iframe.src =
"b.html"
;
//添加两个
doIt.prototype.doAction1 = function() {
alert(
"onload1"
);
bb();
doIt.prototype.doAction2 = function() {
alert(
"onload2"
);
bb();
// 下面的方式不行
if
(iframe.attachEvent) {
iframe.attachEvent(
"onload"
,
this
.doAction1());
}
else
{
iframe.onload =
this
.doAction2();
// 下面的方式不行
// if (iframe.addEventListener) {
// iframe.addEventListener(' this.doAction1, false);
// } else if (iframe.attachEvent) {
// iframe.onload = this.doAction2;
// }
//追加ifream元素
div.appendChild(iframe);
//弹出ifream的HTML代码
alert(div.innerHTML);
</script>
js: 添加事件监听addEventListener、移除事件监听removeEventListener
js: 添加事件监听addEventListener、移除事件监听removeEventListener
HTML里Dom onload和jQuery document ready这两个事件的区别
HTML里Dom onload和jQuery document ready这两个事件的区别
