你说得不是很清楚:1。怎样得到今天是今年的第几周?并分别把这一周的日子列出来
http://community.csdn.net/Expert/topic/2880/2880563.xml?temp=9.270877E-022.如何得到今天是这个月的第几周
http://community.csdn.net/Expert/topic/3264/3264738.xml?temp=.6119959
http://community.csdn.net/Expert/topic/2880/2880563.xml?temp=9.270877E-022.如何得到今天是这个月的第几周
http://community.csdn.net/Expert/topic/3264/3264738.xml?temp=.6119959
var dt = new Date()
var y= dt.getYear()
var start = "1/1/"+ y
start = new Date(start)
starts = start.valueOf()
startweek = start.getDay()
dtweek = dt.getDay()
var days = Math.round((dt.valueOf()- start.valueOf())/(24*60*60*1000))-(7-startweek) - dt.getDay()-1
days = Math.floor(days/7)
alert(days+2)
</script>
周日做为下周的开始计算