#
$time1=2011-11-11 11:11:11$time2=2016-12-10 16:58:13if(abs(strtotime($time2)-strtotime($time1)) >
计算两个时间差的两个函数计算两个时间差的两个函数 两个时间之差- (NSString *)intervalFromLastDate: (NSString *) dateStrin
DECLARE @t1 TIME, @t2 TIMESET @t1 = '10:10:20'SET @t2 = '12:10:30'SELECT @t1, @t2, C
/** * 计算两个时间差 * @param [type] $start [description]
