var mywin=window.open('http://idcbgp.cn'); 可以打開窗口，mywin沒有被賦值？
<script type="text/javascript">var mywin=window.open('http://idcbgp.cn');? ? ?mywin.close();</script>
網(wǎng)頁(yè)錯(cuò)誤詳細(xì)信息
用戶代理: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E)
時(shí)間戳: Tue, 2 May 2023 02:54:29 UTC
消息: 'mywin' 為空或不是對(duì)象
行: 8
字符: 5
代碼: 0
URI: file:///D:/MyWeb/學(xué)習(xí)JS/2-6.html
2023-05-05
需要先var mywin的吧？