PHP时间类完整实例(非常实用)

2020-03-22 20:20:37

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//返回当前时间的月份 time：时间格式为时间戳 2013-3-27 function getmonth($time="",$type=""){ if($time==""){ $time=time(); switch($type){ case 1:$this- month=date("n",$time);//返回格式 3 break; case 2:$this- month=date("m",$time);//返回格式 03 break; case 3:$this- month=date("M",$time);//返回格式 Mar break; case 4:$this- month=date("F",$time);//返回格式 March break; default:$this- month=date("n",$time); return $this- month; //返回当前时间的天数 time：时间格式为时间戳 2013-3-4 function getday($time="",$type=""){ if($time==""){ $time=time(); if($type==1){ $this- day=date("d",$time);//返回格式 04 }else{ $this- day=date("j",$time);//返回格式 4 return $this- //返回当前时间的小时 2010-11-10 1:19:21 20:19:21 function gethour($time="",$type=""){ if($time==""){ $time=time(); switch($type){ case 1:$this- hour=date("H",$time);//格式： 1 20 break; case 2:$this- hour=date("h",$time);//格式 01 08 break; case 3:$this- hour=date("G",$time);//格式 1 20 break; case 4:$this- hour=date("g",$time);//格式 1 8 break; default :$this- hour=date("H",$time); return $this- hour; //返回当前时间的分钟数 1:9:18 function getminute($time="",$type=""){ if($time==""){ $time=time(); $this- minute=date("i",$time); //格式 09 return $this- minute; //返回当前时间的秒数 20:19:01 function getsecond($time="",$type=""){ if($time==""){ $time=time(); $this- second=date("s",$time); //格式 01 return $this- second; //返回当前时间的星期数 function getweekday($time="",$type=""){ if($time==""){ $time=time(); if($type==1){ $this- weekday=date("D",$time);//格式 Sun }else if($type==2){ $this- weekday=date("l",$time); //格式 Sunday }else{ $this- weekday=date("w",$time);//格式数字表示 0--6 return $this- weekday; //比较两个时间的大小格式 2013-3-4 8:4:3 function compare($time1,$time2){ $time1=strtotime($time1); $time2=strtotime($time2); if($time1 =$time2){ //第一个时间大于等于第二个时间返回1 否则返回0 return 1; }else{ return -1; //比较两个时间的差值 function diffdate($time1="",$time2=""){ //echo $time1.'------'.$time2.' br if($time1==""){ $time1=date("Y-m-d H:i:s"); if($time2==""){ $time2=date("Y-m-d H:i:s"); $date1=strtotime($time1); $date2=strtotime($time2); if($date1 $date2){ $diff=$date1-$date2; }else{ $diff=$date2-$date1; if($diff =0){ $day=floor($diff/86400); $hour=floor(($diff%86400)/3600); $minute=floor(($diff%3600)/60); $second=floor(($diff%60)); $this- diffTime='相差'.$day.'天'.$hour.'小时'.$minute.'分钟'.$second.'秒'; return $this- diffTime; //返回 X年X月X日 function buildDate($time="",$type=""){ if($type==1){ $this- longDate = $this- getyear($time) . '年' . $this- getmonth($time) . '月' . $this- getday($time) . '日'; }else{ $this- longDate = $this- getyear($time) . '年' . $this- getmonth($time) . '月' . $this- getday($time) . '日'.$this- gethour($time).':'.$this- getminute($time).':'.$this- getsecond($time); return $this- longDate;PHP教程

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