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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | <?php echo date ( "Ymd" , strtotime ( "now" )), "\\n" ; echo date ( "Ymd" , strtotime ( "-1 week Monday" )), "\\n" ; echo date ( "Ymd" , strtotime ( "-1 week Sunday" )), "\\n" ; echo date ( "Ymd" , strtotime ( "+0 week Monday" )), "\\n" ; echo date ( "Ymd" , strtotime ( "+0 week Sunday" )), "\\n" ; echo "*********第几个月:" ; echo date ( 'n' ); echo "*********本周周几:" ; echo date ( "w" ); echo "*********本月天数:" ; echo date ( "t" ); echo "*********" ; echo '<br>上周起始时间:<br>' ; echo date ( "Y-m-d H:i:s" , mktime (0, 0 , 0, date ( "m" ), date ( "d" )- date ( "w" )+1-7, date ( "Y" ))), "\\n" ; echo date ( "Y-m-d H:i:s" , mktime (23,59,59, date ( "m" ), date ( "d" )- date ( "w" )+7-7, date ( "Y" ))), "\\n" ; echo '<br>本周起始时间:<br>' ; echo date ( "Y-m-d H:i:s" , mktime (0, 0 , 0, date ( "m" ), date ( "d" )- date ( "w" )+1, date ( "Y" ))), "\\n" ; echo date ( "Y-m-d H:i:s" , mktime (23,59,59, date ( "m" ), date ( "d" )- date ( "w" )+7, date ( "Y" ))), "\\n" ; echo '<br>上月起始时间:<br>' ; echo date ( "Y-m-d H:i:s" , mktime (0, 0 , 0, date ( "m" )-1,1, date ( "Y" ))), "\\n" ; echo date ( "Y-m-d H:i:s" , mktime (23,59,59, date ( "m" ) ,0, date ( "Y" ))), "\\n" ; echo '<br>本月起始时间:<br>' ; echo date ( "Y-m-d H:i:s" , mktime (0, 0 , 0, date ( "m" ),1, date ( "Y" ))), "\\n" ; echo date ( "Y-m-d H:i:s" , mktime (23,59,59, date ( "m" ), date ( "t" ), date ( "Y" ))), "\\n" ; $season = ceil (( date ( 'n' ))/3); //当月是第几季度 echo '<br>本季度起始时间:<br>' ; echo date ( 'Y-m-d H:i:s' , mktime (0, 0, 0, $season *3-3+1,1, date ( 'Y' ))), "\\n" ; 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" ; $season = ceil (( date ( 'n' ))/3)-1; //上季度是第几季度 echo '<br>上季度起始时间:<br>' ; echo date ( 'Y-m-d H:i:s' , mktime (0, 0, 0, $season *3-3+1,1, date ( 'Y' ))), "\\n" ; 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" ; ?> |