javascript：

/*时间转换成秒*/function time_to_second(time){var arr = time.split(':')var hour = arr[0]?arr[0]:0var minute = arr[1]?arr[1]:0var second = arr[2]?arr[2]:0var ret = hour * 3600 + minute * 60 + secondreturn ret}/*秒转换成时间*/function second_to_time(seconds){hour = Math.floor(seconds / 3600)minute = Math.floor((seconds - hour * 3600) / 60)second = seconds - hour * 3600 - minute * 60if(hour < 10){ hour = "0" + hour}if(minute < 10){ minute = "0" + minute}if(second < 10){ second = "0" + second}ret = hour + ':' + minute + ':' + secondreturn ret}// var time = "10:00:00"// var ret = time_to_second(time)// console.log(ret)var seconds = 36000var ret = second_to_time(seconds)console.log(ret)php：

<?php/*时间转换成秒*/function time_to_second($time){if(!$time){ $ret = 0;}else{ $parsed = date_parse($time); $ret = $parsed['hour'] * 3600 + $parsed['minute'] * 60 + $parsed['second'];}return $ret;}/*秒转换成时间*/function second_to_time($seconds){$hour = floor($seconds / 3600);$minute = floor(($seconds - $hour * 3600) / 60);$second = $seconds - $hour * 3600 - $minute * 60;if($hour < 10){ $hour = "0{$hour}";}if($minute < 10){ $minute = "0{$minute}";}if($second < 10){ $second = "0{$second}";}$ret = "{$hour}:{$minute}:{$second}";return $ret;}// $time = "01:00:00";// $ret = time_to_second($time);// echo $ret;$seconds = 3600;$ret = second_to_time($seconds);echo $ret;