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<?php $firstday = date("Y-m-01",strtotime($date)); //取得指定时间所属月的最后一天 $lastday = date("Y-m-d",strtotime("$firstday +1 month -1 day")); echo $lastday ;
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $date in /in/hPA04 on line 3 Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /in/hPA04 on line 3 1970-01-31
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $date in /in/hPA04 on line 3 1970-01-31
Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: date in /in/hPA04 on line 3 1970-01-31
Output for 7.3.32 - 7.3.33
1970-01-31
Output for 5.1.0 - 5.1.1
Notice: Undefined variable: date in /in/hPA04 on line 3 2014-10-31
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: date in /in/hPA04 on line 3 Warning: strtotime(): Called with an empty time parameter. in /in/hPA04 on line 3 1970-01-31
Output for 5.0.1 - 5.0.3
Notice: Undefined variable: date in /in/hPA04 on line 3 Warning: strtotime(): Called with an empty time parameter. in /in/hPA04 on line 3 1970-01-31
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0
Notice: Undefined variable: date in /in/hPA04 on line 3 Notice: strtotime(): Called with empty time parameter in /in/hPA04 on line 3 2014-10-31
Output for 4.3.0 - 4.3.1
Notice: Undefined variable: date in /in/hPA04 on line 3 Notice: strtotime() [http://www.php.net/function.strtotime]: Called with empty time parameter in /in/hPA04 on line 3 2014-10-31

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