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PHP Date Function Base,datebase

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Release: 2016-06-13 09:07:41
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PHP Date Function Base,datebase

/**************格式中可使用字母的含义**************/
a – "am" 或是 "pm"  A – "AM" 或是 "PM"  d – 几日,二位数字,若不足二位则前面补零; 如: "01" 至 "31"  D – 星期几,三个英文字母; 如: "Fri"  F – 月份,英文全名; 如: "January"  h – 12 小时制的小时; 如: "01" 至 "12"  H – 24 小时制的小时; 如: "00" 至 "23"        g – 12 小时制的小时,不足二位不补零; 如: "1" 至 12"  G – 24 小时制的小时,不足二位不补零; 如: "0" 至 "23"          i – 分钟; 如: "00" 至 "59"  j – 几日,二位数字,若不足二位不补零; 如: "1" 至 "31"  l – 星期几,英文全名; 如: "Friday" L- get 闰年 return 1 else return 0  m – 月份,二位数字,若不足二位则在前面补零; 如: "01" 至 "12"  n – 月份,二位数字,若不足二位则不补零; 如: "1" 至 "12"  M – 月份,三个英文字母; 如: "Jan"  s – 秒; 如: "00" 至 "59"  S – 字尾加英文序数,二个英文字母; 如: "th","nd"  t – 指定月份的天数; 如: "28" 至 "31"  U – 总秒数  w – 数字型的星期几,如: "0" (星期日) 至 "6" (星期六)  Y – 年,四位数字; 如: "1999"  y – 年,二位数字; 如: "99"  z – 一年中的第几天; 如: "0" 至 "365"    1.date(char_date,unix); current date: 2015-4-7 10:10 AM echo date('Y-m-d  H:i  A');                 --->output: 2015-4-7 02:10   AM echo date('Y-m-d  h:i  A');              --->output: 2015-4-7 02:10   AM   Not Chang   (1)date_default_timezone_set('PRC');   PHP 5.1+ (2)PHP.ini  Update  date.tiemzone=PRC  echo date('Y-m-d  h:i  A');              --->output: 2015-4-7 10:10   AM  Changed 2.strtotime(char_date[,int $now]);     The date string conversion unix  echo strtotime('2015-4-7');            --->output:1428336000  timestamp echo date('Y-m-d',strtotime('2015-4-7');      --->output:2015-04-06 echo date('Y-m-d',strtotime("+3 day");       --->output:2015-04-10 echo date('Y-m-d',strtotime("next year");     --->output:2016-04-10 3.gmdate(char_date_mode,unix);    The unix conversion date string           echo gmdate("Y-m-d",1428336000);            --->output:2015-04-06 4.mktime(h,i,s,m="m",d="d",y="y");          based on date  return unix echo gmdate("Y-m-d H:i:s A",mktime(0,0,0,"8","18","2018"));  --->output: 2018-08-17 16:00:00 PM 5.checkdate(m,d,y);      checking data time
echo checkdate(13,10,2016) ? "True":"False";     --->output:  False echo checkdate(12,10,2016) ? "True":"False";     --->output:  True 6.getdate(unix)        return  date  array  print_r(getdate(time()); Array ( [seconds] => 37 [minutes] => 10 [hours] => 16 [mday] => 7 [wday] => 2 [mon] => 4 [year] => 2015 [yday] => 96 [weekday] => Tuesday [month] => April [0] => 1428394237 )    
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