Elementui日历只选今天之后日期

<el-date-picker 
	:picker-options="pickerOptions" 
	value-format="yyyy-MM-dd">
</el-date-picker>

data() {
	return {
		'pickerOptions':{
            disabledDate(time) {
                if(location.origin=='http://dev.ng-test.linkedprint.cn'){
                }else{
                    return time.getTime() < Date.now()-8.64e7;
                }
            }
        },
	}
}