PHP date Mktime Strtotime Get Time method

Source: Internet
Author: User
Tags echo date
PHP date Mktime Strtotime Get Time method
  1. /**
  2. * Get an array of system years
  3. */
  4. function Getsystemyeararr () {
  5. $year _arr = Array (' + ' + ') ', ' + ' ' + ', ' ' + ', ' ' ' ' ' ', ' ' ' ' + ' 2014 ', ' + ' = ' + ', ' + ' + ', ' ' ~ ' and ' ', ' 2018 ' = ' 2018 ', ' 2019 ' and ' 2019 ', ' 2020 ' and ' 2020 ');
  6. return $year _arr;
  7. }
  8. /**
  9. * Get System Month array
  10. */
  11. function Getsystemmontharr () {
  12. $month _arr = Array (' 1 ' = ' ~ ', ' 2 ' = ' + '), ' 3 ' = ' ", ' 4 ' = '", ' 5 ' = ' ', ' 6 ' + ' ', ' 7 ' = ' 07 ', ' 8 ' + ', ' 9 ' = '-' ', ' ' + ', ' + ', ' one ' and ' one ', ' one ', ' 12 ';
  13. return $month _arr;
  14. }
  15. /**
  16. * Get System Week array
  17. */
  18. function Getsystemweekarr () {
  19. $week _arr = Array (' 1 ' = ' Monday ', ' 2 ' = ' Tuesday ', ' 3 ' = ' Wednesday ', ' 4 ' + ' Thursday ', ' 5 ' + ' Friday ', ' 6 ' = ' Saturday ', ' 7 ' = ' + ' Sunday ');
  20. return $week _arr;
  21. }
  22. /**
  23. * Get the last day of a month
  24. */
  25. function Getmonthlastday ($year, $month) {
  26. $t = mktime (0, 0, 0, $month + 1, 1, $year);
  27. $t = $t-60 * 60 * 24;
  28. return $t;
  29. }
  30. /**
  31. * Get the week array of the system month, the first week insufficient need to complement
  32. */
  33. function Getmonthweekarr ($current _year, $current _month) {
  34. The first day of the month
  35. $firstday = Strtotime ($current _year. '-'. $current _month. '-01 ');
  36. A few days in the first week of the month
  37. $firstweekday = (7-date (' N ', $firstday) + 1);
  38. Calculate the time of the first Monday of the month
  39. $starttime = $firstday -3600*24* (7-$firstweekday);
  40. The last day of the month
  41. $lastday = Strtotime ($current _year. '-'. $current _month. ' -01 '. "+1 month-1 Day");
  42. The last week of the month is a few days
  43. $lastweekday = Date (' N ', $lastday);
  44. Time of the last weekend of the month
  45. $endtime = $lastday -3600*24* $lastweekday;
  46. $step = 3600*24*7;//Step value
  47. $week _arr = Array ();
  48. for ($i = $starttime; $i < $endtime; $i = $i +3600*24*7) {
  49. $week _arr[] = array (' key ' =>date (' y-m-d ', $i). ' | '. Date (' y-m-d ', $i +3600*24*6), ' Val ' =>date (' y-m-d ', $i). ' ~ '. Date (' y-m-d ', $i +3600*24*6));
  50. }
  51. return $week _arr;
  52. }
  53. /**
  54. * Get start and end times for the week
  55. */
  56. function getweek_sdateandedate ($current _time) {
  57. $current _time = strtotime (Date (' y-m-d ', $current _time));
  58. $return _arr[' sdate '] = date (' y-m-d ', $current _time-86400* (date (' N ', $current _time)-1));
  59. $return _arr[' edate ') = Date (' y-m-d ', $current _time+86400* (7-date (' N ', $current _time));
  60. return $return _arr;
  61. }
  62. Query the day, the first 3 days, this week, this month, this year's time
  63. echo Date ("Y-m-d", mktime (0, 0, 0,date ("M"), Date ("D"), date ("Y")) -86400*3); Current date pushed forward 3 days
  64. thinkphp Check the day, this week, this month, this year's time
  65. $time =i (' get.time ');
  66. Switch ($time) {
  67. Case ' Day ':
  68. $startTime =date ("y-m-d");
  69. $endTime =date ("y-m-d");
  70. Break
  71. Case ' Week ':
  72. $startTime =date ("y-m-d", mktime (0, 0, 0,date ("M"), Date ("D")-date ("W") +1,date ("Y")));
  73. $endTime =date ("y-m-d", Mktime (23,59,59,date ("M"), Date ("D")-date ("W") +7,date ("Y")));
  74. Break
  75. Case ' Month ':
  76. $startTime = Date ("y-m-d", mktime (0, 0, 0,date ("M"), 1,date ("Y")));
  77. $endTime =date ("y-m-d", Mktime (23,59,59,date ("M"), Date ("T"), Date ("Y")));
  78. Break
  79. Case ' Year ':
  80. $startTime =date ("Y"). ' -01-01 ';
  81. $endTime =date ("Y"). ' -12-31 ';
  82. Break
  83. Default
  84. Break
  85. }
  86. Other ways to get PHP get last week, this week, last month, this month, this quarter, last quarter time method Daquan
  87. echo Date ("Ymd", Strtotime ("Now"), "\ n";
  88. echo Date ("Ymd", Strtotime ("1 week Monday")), "\ n";
  89. echo Date ("Ymd", Strtotime ("1 week Sunday")), "\ n";
  90. echo Date ("Ymd", Strtotime ("+0 Week Monday")), "\ n";
  91. echo Date ("Ymd", Strtotime ("+0 Week Sunday")), "\ n";
  92. echo "********* months:";
  93. echo Date (' n ');
  94. echo "********* Week of the week:";
  95. Echo Date ("W");
  96. echo "********* Days of the Month:";
  97. echo Date ("T");
  98. echo "*********";
  99. Echo '
    Last week start time:
    ';
  100. echo Date ("Y-m-d h:i:s", mktime (0, 0, 0,date ("M"), Date ("D")-date ("W") +1-7,date ("Y")), "\ n";
  101. echo Date ("Y-m-d h:i:s", Mktime (23,59,59,date ("M"), Date ("D")-date ("W") +7-7,date ("Y")), "\ n";
  102. Echo '
    Starting time of the week:
    ';
  103. echo Date ("Y-m-d h:i:s", mktime (0, 0, 0,date ("M"), Date ("D")-date ("W") +1,date ("Y")), "\ n";
  104. echo Date ("Y-m-d h:i:s", Mktime (23,59,59,date ("M"), Date ("D")-date ("W") +7,date ("Y")), "\ n";
  105. Echo '
    Last month start time:
    ';
  106. echo Date ("Y-m-d h:i:s", mktime (0, 0, 0,date ("M") -1,1,date ("Y")), "\ n";
  107. echo Date ("Y-m-d h:i:s", Mktime (23,59,59,date ("M"), 0,date ("Y")), "\ n";
  108. Echo '
    Starting time of the month:
    ';
  109. echo Date ("Y-m-d h:i:s", mktime (0, 0, 0,date ("M"), 1,date ("Y")), "\ n";
  110. echo Date ("Y-m-d h:i:s", Mktime (23,59,59,date ("M"), Date ("T"), Date ("Y")), "\ n";
  111. $season = Ceil ((date (' n '))/3);//The month of the first quarter
  112. Echo '
    Starting time of the quarter:
    ';
  113. echo Date (' y-m-d h:i:s ', mktime (0, 0, 0, $season *3-3+1,1,date (' Y ')), "\ n";
  114. echo Date (' y-m-d h:i:s ', Mktime (23,59,59, $season *3,date (' t ', mktime (0, 0, 0, $season *3,1,date ("y"))), date (' Y ')), "\ n" ;
  115. $season = Ceil ((date (' n '))/3) -1;//quarter of last quarter
  116. Echo '
    Last quarter start time:
    ';
  117. echo Date (' y-m-d h:i:s ', mktime (0, 0, 0, $season *3-3+1,1,date (' Y ')), "\ n";
  118. echo Date (' y-m-d h:i:s ', Mktime (23,59,59, $season *3,date (' t ', mktime (0, 0, 0, $season *3,1,date ("y"))), date (' Y ')), "\ n" ;
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Date, PHP, Strtotime
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