检查微软操作系统的支持状态

eoscheck.js

//注意文本编码应为ANSI
var enddates=[
{os:"Windows XP",date:"2014/4/8"},
{os:"Windows Vista",date:"2017/4/11"},
{os:"Windows 7",date:"2023/1/14"},
{os:"Windows 8.1",date:"2023/1/10"},
{os:"Windows 8",date:"2016/1/12"},
{os:"Windows 10",date:"2025/10/14"}];
var osname=new Enumerator(GetObject("winmgmts:").ExecQuery("SELECT * FROM Win32_OperatingSystem")).item().Caption;
for(var i=0;i<enddates.length;i++){
	if(osname.search(enddates[i].os)!=-1){
		break;
	}
}
var wsh=new ActiveXObject("WScript.Shell");
if(i>=enddates.length){
	var msg="未知的操作系统。";
}else{
	var today=new Date().getTime();
	var eosday=new Date(enddates[i].date).getTime();
	var leftdays=parseInt((eosday-today)/1000/60/60/24);
	if(leftdays<0){
		var msg=osname+" 支持已结束。";
	}else{
		var msg="距 "+osname+" 支持结束还有 "+leftdays+" 天。";
	}
}
wsh.PopUp(msg,10);