/**
*格式化时间
*@param$time时间戳
*@returnbool|string
*/
functionformatTimeToNow($time){
//获取现在的时间戳
$nowtime=time();
if($time>$nowtime){
return'';
}else{
$tc=$nowtime-$time;
if($tc>=864000){
$str=date('Y-m-dH:i',$time);//如果大于10天,则直接显示日期
}elseif($tc>=86400){
$str=floor($tc/86400)."天前";//如果大于1天
}elseif($tc>=3600){
$str=floor($tc/3600)."小时前";//如果大于1小时
}elseif($tc>=60){
$str=floor($tc/60)."分钟前";//如果大于1分钟
}else{
$str="刚刚";
}
return$str;
}
}
/**
*将中文的日期格式化为正常的日期
*@param$date
*@returnmixed
*/
functionformatCnDateToDate($date){
//把年月替换为-,日替换为空
$date=str_replace('年','-',$date);
$date=str_replace('月','-',$date);
$date=str_replace('日','',$date);
//避免提交的格式不统一,例如2018-3-2等,标准化
returndate('Y-m-d',strtotime($date));
}
/**
*计算自然周期的开始时间戳和结束时间戳(周一到周日,月初到月末)
*@paramint$time_type1表示自然天,2表示自然周,3表示自然月
*@paramint$prev_num距离现在的值(前一周传-1,前两周传-2...)
*@returnarray|bool
*/
functionnaturalFormatTime($time_type=1,$prev_num=0){
$today_start_time=strtotime(date('Y-m-d00:00:00',time()));//今天0点的时间戳
if($time_type==1){
if($prev_num==0){
returnarray('start_time'=>$today_start_time,'end_time'=>time(),'show_date'=>date('Y年m月d日',time()));
}elseif($prev_num<0){
$start_time=$today_start_time-86400*abs($prev_num);
$end_time=$start_time+86399;
$show_date=date('Y年m月d日',$start_time);
returnarray('start_time'=>$start_time,'end_time'=>$end_time,'show_date'=>$show_date);
}else{
returnfalse;
}
}elseif($time_type==2){
$today_week=date('w',$today_start_time);
if($today_week==0){
$today_week_start_time=$today_start_time-86400*6;
}else{
$today_week_start_time=$today_start_time-86400*($today_week-1);
}
if($prev_num==0){
$show_date=date('Y年m月d日',$today_week_start_time);
$show_date.='至'.date('d日',time());
returnarray('start_time'=>$today_week_start_time,'end_time'=>time(),'show_date'=>$show_date);
}elseif($prev_num<0){
$start_time=$today_week_start_time-86400*7*abs($prev_num);
$end_time=$start_time+(86400*7-1);
$show_date=date('Y年m月d日',$start_time);
$show_date.='至'.date('d日',$end_time);
returnarray('start_time'=>$start_time,'end_time'=>$end_time,'show_date'=>$show_date);
}else{
returnfalse;
}
}elseif($time_type==3){
if($prev_num==0){
$today_day=ltrim(date('d',$today_start_time),0);
$today_month_start_time=$today_start_time-86400*($today_day-1);
$show_date=date('Y年m月d日',$today_month_start_time);
$show_date.='至'.date('d日',time());
returnarray('start_time'=>$today_month_start_time,'end_time'=>time(),'show_date'=>$show_date);
}elseif($prev_num<0){
$start_time=strtotime(date('Y-m-01',strtotime("$prev_nummonth")));
$days=date('t',$start_time);
$end_time=$start_time+86400*$days-1;
$show_date=date('Y年m月d日',$start_time);
$show_date.='至'.date('d日',$end_time);
returnarray('start_time'=>$start_time,'end_time'=>$end_time,'show_date'=>$show_date);
}else{
returnfalse;
}
}else{
returnfalse;
}
}
/**
*计算近一周或近一个月的开始时间戳和结束时间戳
*@param$type1表示今天,2表示近一周,3表示近一个月
*@returnarray
*/
functionnearFormatTime($type){
$start_time=strtotime(date('Y-m-d00:00:00'));//今天0点的时间戳
$end_time=$start_time+86399;//今天23:59的时间戳
$res=array('start_time'=>0,'end_time'=>$end_time);
if($type==1){
//今天
$res['start_time']=$start_time;
}elseif($type==2){
//近一周
$res['start_time']=$start_time-86400*6;//包括今天,共七天
}elseif($type==3){
//近一个月
$res['start_time']=$start_time-86400*30;//包括今天,共31天
}
return$res;
}
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