window對象:
window.confirm():確認框
window.alert():警告框
window.prompt():選擇框
<script type="text/javascript">
window.alert('123');
var a = window.confirm('你確定要離開此頁嗎?');
console.log(a);
var b = window.prompt('今天早上吃了什麼?','麪包');
console.log(b);
window.setTimeout(function () {
console.log('aaa');
},2000)
console.log('bbb');
window.setInterval(function(){
console.log('lda')
},2000)
</script>
location對象:
location.hostname:當前URL的主機名
location.href :當前的 url
location.pathname :文件名稱
location.port :端口號
location.protocol: 協議
location.search :查詢字符串
<script type="text/javascript">
window.setTimeout(function () {
location.href = 'https://www.baidu.com/';//跳轉另一個網址
location.reload();//自動刷新
},2000)
</script>
history對象:
history.go(x):x>0,向前刷新;x<0,向後刷新。
<script type="text/javascript">
window.setTimeout(function(){
history.go(1);
},2000)
</script>