背景
工作的过程中经常会遇到各种时间类的操作，因此封装了一个帮助工具类，提高代码的复用率
主要功能
根据相差的天数获取连续的时间段
/** ????* 根据相差的天数获取所有连续的时间段 ????* @param $diffDay ????* @param string $dateFormat ????* @return array ????*/ ???public static function getContinuesDayDiffDay($diffDay, $dateFormat = 'Y-m-d') { ???????$today = date('Y-m-d'); ???????$timeLabel = []; ???????for ($i=1;$i<=$diffDay;$i++){ ???????????$diff = $diffDay - $i; ???????????$mday = date($dateFormat,strtotime("$today -$diff day")); ???????????array_push($timeLabel,$mday); ???????} ???????//转化查询条件 ???????$year = date('Y'); ???????$startDay = str_replace('.','-',$timeLabel[0]); ???????$endDay = str_replace('.','-',$timeLabel[$diffDay-1]); ???????$startTime = strtotime($startDay." 00:00:00"); ???????$endTime = strtotime($endDay." 23:59:59"); ???????return [ ???????????'start_time' => $startTime, ???????????'end_time' => $endTime, ???????????'time_label' => $timeLabel, ???????]; ???}根据两个日期获取连续的时间段
/** ????* 根据开始和结束时间获取所有连续的时间段 ????* @param string $startDay 开始日期 格式：Y-m-d ????* @param string $endDay 开始日期 格式：Y-m-d ????* @param string $dateFormat ????* @return array ????*/ ???public static function getContinuesDayByRange($startDay, $endDay, $dateFormat = 'Y-m-d') { ???????$timeLabel = []; ???????if(strtotime($startDay) > strtotime($endDay)){ ???????????$tmp = $startDay; ???????????$endDay = $tmp; ???????????$startDay = $endDay; ???????} ???????if($startDay == $endDay){ ???????????array_push($timeLabel,$startDay); ???????????$startTime = strtotime($startDay." 00:00:00"); ???????????$endTime = strtotime($endDay." 23:59:59"); ???????????$timeLabel = ?[ ???????????????'start_time' => $startTime, ???????????????'end_time' => $endTime, ???????????????'time_label' => $timeLabel, ???????????]; ???????????return $timeLabel; ???????} ???????$targetDay = $startDay; ???????while ($targetDay != $endDay){ ???????????array_push($timeLabel,$targetDay); ???????????$targetDay = date($dateFormat,strtotime("$targetDay +1 day")); ???????} ???????array_push($timeLabel,$endDay); ???????//增加 ???????$startTime = strtotime($startDay." 00:00:00"); ???????$endTime = strtotime($endDay." 23:59:59"); ???????$timeLabel = ?[ ???????????'start_time' => $startTime, ???????????'end_time' => $endTime, ???????????'time_label' => $timeLabel, ???????]; ???????return $timeLabel; ???}根据日期获取当月的开始时间和结束时间
/** ????* 根据日期获取本月的开始时间和结束时间 ????* @param $date ??Y-m ???2017-10 ????* @return array ????*/ ???public static function getMonthDaysByDate($date) { ???????$data = []; ???????$timestamp = strtotime( $date ); ???????$data['start_time'] = date( 'Y-m-01 00:00:00', $timestamp ); ???????$mdays = date( 't', $timestamp ); ???????$data['end_time'] = date( 'Y-m-' . $mdays . ' 23:59:59', $timestamp ); ???????return $data; ???}时间友好格式化风格
/** ????* 时间友好型提示风格化（即微博中的XXX小时前、昨天等等） ????* 即微博中的 XXX 小时前、昨天等等, 时间超过 $time_limit 后返回按 out_format 的设定风格化时间戳 ????* @param ?int ????* @param ?int ????* @param ?string ????* @param ?array ????* @param ?int ????* @return string ????*/ ???public static function getFriendlyTime($timestamp, $timeLimit = 604800, $out_format = 'Y/m/d', $formats = null, $now = null){ ???????/*if (get_setting('time_style') == 'N') ???????{ ???????????return date($out_format, $timestamp); ???????}*/ ???????if (!$timestamp) ???????{ ???????????return false; ???????} ???????if ($formats == null) ???????{ ???????????$formats = [ ???????????????'YEAR' =>'%s 年前', ???????????????'MONTH' => '%s 月前', ???????????????'DAY' => '%s 天前', ???????????????'HOUR' => '%s 小时前', ???????????????'MINUTE' => '%s 分钟前', ???????????????'SECOND' => '%s 秒前' ???????????]; ???????} ???????$now = $now == null ? time() : $now; ???????$seconds = $now - $timestamp; ???????if ($seconds == 0) ???????{ ???????????$seconds = 1; ???????} ???????if (!$timeLimit OR $seconds > $timeLimit) ???????{ ???????????return date($out_format, $timestamp); ???????} ???????$minutes = floor($seconds / 60); ???????$hours = floor($minutes / 60); ???????$days = floor($hours / 24); ???????$months = floor($days / 30); ???????$years = floor($months / 12); ???????if ($years > 0) ???????{ ???????????$diffFormat = 'YEAR'; ???????} ???????else ???????{ ???????????if ($months > 0) ???????????{ ???????????????$diffFormat = 'MONTH'; ???????????} ???????????else ???????????{ ???????????????if ($days > 0) ???????????????{ ???????????????????$diffFormat = 'DAY'; ???????????????} ???????????????else ???????????????{ ???????????????????if ($hours > 0) ???????????????????{ ???????????????????????$diffFormat = 'HOUR'; ???????????????????} ???????????????????else ???????????????????{ ???????????????????????$diffFormat = ($minutes > 0) ? 'MINUTE' : 'SECOND'; ???????????????????} ???????????????} ???????????} ???????} ???????$dateDiff = null; ???????switch ($diffFormat) ???????{ ???????????case 'YEAR' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $years); ???????????????break; ???????????case 'MONTH' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $months); ???????????????break; ???????????case 'DAY' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $days); ???????????????break; ???????????case 'HOUR' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $hours); ???????????????break; ???????????case 'MINUTE' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $minutes); ???????????????break; ???????????case 'SECOND' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $seconds); ???????????????break; ???????} ???????return $dateDiff; ???}根据日期获取是星期几
/** ????* 获取星期几 ????* @param $date ????* @return ????*/ ???public static function getWeekDay($date) { ???????//强制转换日期格式 ???????$dateStr=date('Y-m-d',strtotime($date)); ???????//封装成数组 ???????$arr=explode("-", $dateStr); ???????//参数赋值 ???????//年 ???????$year=$arr[0]; ???????//月，输出2位整型，不够2位右对齐 ???????$month=sprintf('%02d',$arr[1]); ???????//日，输出2位整型，不够2位右对齐 ???????$day=sprintf('%02d',$arr[2]); ???????//时分秒默认赋值为0； ???????$hour = $minute = $second = 0; ???????//转换成时间戳 ???????$strap = mktime($hour,$minute,$second,$month,$day,$year); ???????//获取数字型星期几 ???????$numberWk=date("w",$strap); ???????//自定义星期数组 ???????$weekArr=array(7,1,2,3,4,5,6); ???????//获取数字对应的星期 ???????return $weekArr[$numberWk]; ???}获取指定日期前后相同时间天数的时间范围
/** ????* 获取指定日期前后相同时间天数的范围时间 ????* @param int $dayDiff ????* @param string $day ????* @param string $dateFormat ????* @return array ????*/ ???public static function getPointDaySameRangeContinuesTime($dayDiff = 0,$day = "", $dateFormat = "Y-m-d") { ???????$day = $day?$day:date($dateFormat); ???????$startTime = date($dateFormat,strtotime("$day -$dayDiff day")); ???????$endTime = date($dateFormat,strtotime("$day +$dayDiff day")); ???????$result = self::getContinuesDayByRange($startTime,$endTime,$dateFormat = 'Y-m-d'); ???????return $result; ???}获取两个日期之间相差的天数
/** ????* 获取两个日期之间相差的天数 ????* @param string $day1 第一个日期，格式为Y-m-d ????* @param string $day2 第二个日期，格式为Y-m-d ????* @return integer ????*/ ???public static function getDiffBetweenTwoDays($day1, $day2) { ???????$second1 = strtotime($day1); ???????$second2 = strtotime($day2); ???????if ($second1 < $second2) { ???????????$tmp = $second2; ???????????$second2 = $second1; ???????????$second1 = $tmp; ???????} ???????return ($second1 - $second2) / 86400; ???}根据指定日期和天数，获取结束的日期
/** ????* 根据日期和相差的天数获取结束的天数 ????* @param $day ????* @param $diffDay ????* @param bool $isBefore ????* @return false|string ????*/ ???public static function getEndDayByDayAndDiff($day, $diffDay, $isBefore = false) { ???????$operator = $isBefore ? "-" : "+"; ???????$endDay = date('Y-m-d',strtotime("$day $operator $diffDay day")); ???????return $endDay; ???}判断两个日期是否为同一天
/** ????* 判断两个时间是否同一天 ????* @param string $date1 Y-m-d ????* @param string $date2 Y-m-d ????* @return bool ????*/ ???public static function isSameDay($date1, $date2) { ???????$day1 = self::dateTime(strtotime($date1)) ; ???????$day2 = self::dateTime(strtotime($date2)); ???????return $day1 == $day2; ???}转换秒钟为分钟
/** ????* 转换秒钟为分钟 ????* @param $seconds ????* @return string ????*/ ???public static function convertSecondToTime($seconds) { ???????$reminded = strval($seconds % 60); ???????$minute = strval(($seconds - $reminded) / 60); ???????if(strlen($minute)<2){ ???????????$minute = '0'.$minute; ???????} ???????if(strlen($reminded)<2){ ???????????$reminded = '0'.$reminded; ???????} ???????$time = $minute.":".$reminded; ???????return $time; ???}获取毫秒数
/** ????* 获取时间的毫秒数 ????* @return float ????*/ ???public static function millisecond() { ???????list($msec, $sec) = explode(' ', microtime()); ???????return (float)sprintf('%.0f', (floatval($msec) + floatval($sec)) * 1000); ???}附录：完整的时间帮助类代码
<?php/** * Created by PhpStorm. * User: Auser * Date: 2017/7/16 * Time: 20:47 */namespace App\Http\Helper;use Illuminate\Support\Facades\Input;use Intervention\Image\Facades\Image;use Mockery\Exception;class TimeHelper{ ???/** ????* 根据相差的天数获取所有连续的时间段 ????* @param $diffDay ????* @param string $dateFormat ????* @return array ????*/ ???public static function getContinuesDayDiffDay($diffDay, $dateFormat = 'Y-m-d') { ???????$today = date('Y-m-d'); ???????$timeLabel = []; ???????for ($i=1;$i<=$diffDay;$i++){ ???????????$diff = $diffDay - $i; ???????????$mday = date($dateFormat,strtotime("$today -$diff day")); ???????????array_push($timeLabel,$mday); ???????} ???????//转化查询条件 ???????$year = date('Y'); ???????$startDay = str_replace('.','-',$timeLabel[0]); ???????$endDay = str_replace('.','-',$timeLabel[$diffDay-1]); ???????$startTime = strtotime($startDay." 00:00:00"); ???????$endTime = strtotime($endDay." 23:59:59"); ???????return [ ???????????'start_time' => $startTime, ???????????'end_time' => $endTime, ???????????'time_label' => $timeLabel, ???????]; ???} ???/** ????* 根据开始和结束时间获取所有连续的时间段 ????* @param string $startDay 开始日期 格式：Y-m-d ????* @param string $endDay 开始日期 格式：Y-m-d ????* @param string $dateFormat ????* @return array ????*/ ???public static function getContinuesDayByRange($startDay, $endDay, $dateFormat = 'Y-m-d') { ???????$timeLabel = []; ???????if(strtotime($startDay) > strtotime($endDay)){ ???????????$tmp = $startDay; ???????????$endDay = $tmp; ???????????$startDay = $endDay; ???????} ???????if($startDay == $endDay){ ???????????array_push($timeLabel,$startDay); ???????????$startTime = strtotime($startDay." 00:00:00"); ???????????$endTime = strtotime($endDay." 23:59:59"); ???????????$timeLabel = ?[ ???????????????'start_time' => $startTime, ???????????????'end_time' => $endTime, ???????????????'time_label' => $timeLabel, ???????????]; ???????????return $timeLabel; ???????} ???????$targetDay = $startDay; ???????while ($targetDay != $endDay){ ???????????array_push($timeLabel,$targetDay); ???????????$targetDay = date($dateFormat,strtotime("$targetDay +1 day")); ???????} ???????array_push($timeLabel,$endDay); ???????//增加 ???????$startTime = strtotime($startDay." 00:00:00"); ???????$endTime = strtotime($endDay." 23:59:59"); ???????$timeLabel = ?[ ???????????'start_time' => $startTime, ???????????'end_time' => $endTime, ???????????'time_label' => $timeLabel, ???????]; ???????return $timeLabel; ???} ???/** ????* 根据日期获取本月的开始时间和结束时间 ????* @param $date ??Y-m ???2017-10 ????* @return array ????*/ ???public static function getMonthDaysByDate($date) { ???????$data = []; ???????$timestamp = strtotime( $date ); ???????$data['start_time'] = date( 'Y-m-01 00:00:00', $timestamp ); ???????$mdays = date( 't', $timestamp ); ???????$data['end_time'] = date( 'Y-m-' . $mdays . ' 23:59:59', $timestamp ); ???????return $data; ???} ???/** ????* 获取两个月份之间连续的月份 ????* @param $start ????* @param $end ????* @return array ????*/ ???public static function ?prDates($start, $end) { // 两个日期之间的所有日期 ???????$time_start = strtotime($start); // 自动为00:00:00 时分秒 两个时间之间的年和月份 ???????$time_end = strtotime($end); ???????$monarr[] = $start; // 当前月; ???????while( ($time_start = strtotime('+1 month', $time_start)) <= $time_end){ ???????????array_push($monarr,date('Y-m', $time_start));// 取得递增月 ???????} ???????return $monarr; ???} ???/** ????* 时间友好型提示风格化（即微博中的XXX小时前、昨天等等） ????* 即微博中的 XXX 小时前、昨天等等, 时间超过 $time_limit 后返回按 out_format 的设定风格化时间戳 ????* @param ?int ????* @param ?int ????* @param ?string ????* @param ?array ????* @param ?int ????* @return string ????*/ ???public static function getFriendlyTime($timestamp, $timeLimit = 604800, $out_format = 'Y/m/d', $formats = null, $now = null){ ???????/*if (get_setting('time_style') == 'N') ???????{ ???????????return date($out_format, $timestamp); ???????}*/ ???????if (!$timestamp) ???????{ ???????????return false; ???????} ???????if ($formats == null) ???????{ ???????????$formats = [ ???????????????'YEAR' =>'%s 年前', ???????????????'MONTH' => '%s 月前', ???????????????'DAY' => '%s 天前', ???????????????'HOUR' => '%s 小时前', ???????????????'MINUTE' => '%s 分钟前', ???????????????'SECOND' => '%s 秒前' ???????????]; ???????} ???????$now = $now == null ? time() : $now; ???????$seconds = $now - $timestamp; ???????if ($seconds == 0) ???????{ ???????????$seconds = 1; ???????} ???????if (!$timeLimit OR $seconds > $timeLimit) ???????{ ???????????return date($out_format, $timestamp); ???????} ???????$minutes = floor($seconds / 60); ???????$hours = floor($minutes / 60); ???????$days = floor($hours / 24); ???????$months = floor($days / 30); ???????$years = floor($months / 12); ???????if ($years > 0) ???????{ ???????????$diffFormat = 'YEAR'; ???????} ???????else ???????{ ???????????if ($months > 0) ???????????{ ???????????????$diffFormat = 'MONTH'; ???????????} ???????????else ???????????{ ???????????????if ($days > 0) ???????????????{ ???????????????????$diffFormat = 'DAY'; ???????????????} ???????????????else ???????????????{ ???????????????????if ($hours > 0) ???????????????????{ ???????????????????????$diffFormat = 'HOUR'; ???????????????????} ???????????????????else ???????????????????{ ???????????????????????$diffFormat = ($minutes > 0) ? 'MINUTE' : 'SECOND'; ???????????????????} ???????????????} ???????????} ???????} ???????$dateDiff = null; ???????switch ($diffFormat) ???????{ ???????????case 'YEAR' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $years); ???????????????break; ???????????case 'MONTH' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $months); ???????????????break; ???????????case 'DAY' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $days); ???????????????break; ???????????case 'HOUR' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $hours); ???????????????break; ???????????case 'MINUTE' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $minutes); ???????????????break; ???????????case 'SECOND' : ???????????????$dateDiff = sprintf($formats[$diffFormat], $seconds); ???????????????break; ???????} ???????return $dateDiff; ???} ???/** ????* 获取星期几 ????* @param $date ????* @return ????*/ ???public static function getWeekDay($date) { ???????//强制转换日期格式 ???????$dateStr=date('Y-m-d',strtotime($date)); ???????//封装成数组 ???????$arr=explode("-", $dateStr); ???????//参数赋值 ???????//年 ???????$year=$arr[0]; ???????//月，输出2位整型，不够2位右对齐 ???????$month=sprintf('%02d',$arr[1]); ???????//日，输出2位整型，不够2位右对齐 ???????$day=sprintf('%02d',$arr[2]); ???????//时分秒默认赋值为0； ???????$hour = $minute = $second = 0; ???????//转换成时间戳 ???????$strap = mktime($hour,$minute,$second,$month,$day,$year); ???????//获取数字型星期几 ???????$numberWk=date("w",$strap); ???????//自定义星期数组 ???????$weekArr=array(7,1,2,3,4,5,6); ???????//获取数字对应的星期 ???????return $weekArr[$numberWk]; ???} ???/** ????* 获取指定日期前后相同时间天数的范围时间 ????* @param int $dayDiff ????* @param string $day ????* @param string $dateFormat ????* @return array ????*/ ???public static function getPointDaySameRangeContinuesTime($dayDiff = 0,$day = "", $dateFormat = "Y-m-d") { ???????$day = $day?$day:date($dateFormat); ???????$startTime = date($dateFormat,strtotime("$day -$dayDiff day")); ???????$endTime = date($dateFormat,strtotime("$day +$dayDiff day")); ???????$result = self::getContinuesDayByRange($startTime,$endTime,$dateFormat = 'Y-m-d'); ???????return $result; ???} ???/** ????* 获取两个日期之间相差的天数 ????* @param string $day1 第一个日期，格式为Y-m-d ????* @param string $day2 第二个日期，格式为Y-m-d ????* @return integer ????*/ ???public static function getDiffBetweenTwoDays($day1, $day2) { ???????$second1 = strtotime($day1); ???????$second2 = strtotime($day2); ???????if ($second1 < $second2) { ???????????$tmp = $second2; ???????????$second2 = $second1; ???????????$second1 = $tmp; ???????} ???????return ($second1 - $second2) / 86400; ???} ???/** ????* 根据日期和相差的天数获取结束的天数 ????* @param $day ????* @param $diffDay ????* @param bool $isBefore ????* @return false|string ????*/ ???public static function getEndDayByDayAndDiff($day, $diffDay, $isBefore = false) { ???????$operator = $isBefore ? "-" : "+"; ???????$endDay = date('Y-m-d',strtotime("$day $operator $diffDay day")); ???????return $endDay; ???} ???/** ????* 根据时间戳返回日期型时间戳 ????* @param $time ????* @return int ????*/ ???public static function dateTime($time) { ???????return strtotime(date('Y-m-d', $time)); ???} ???/** ????* @param $num ????* @return string ????*/ ???public static function getFriendlyNumber($num) { ???????if ($num >= 10000) { ???????????$num = round($num / 10000 ,1) ?.'万'; ???????} else { ???????????$num = $num; ???????} ???????return $num; ???} ???/** ????* 判断两个时间是否同一天 ????* @param string $date1 Y-m-d ????* @param string $date2 Y-m-d ????* @return bool ????*/ ???public static function isSameDay($date1, $date2) { ???????$day1 = self::dateTime(strtotime($date1)) ; ???????$day2 = self::dateTime(strtotime($date2)); ???????return $day1 == $day2; ???} ???/** ????* 转换秒钟为分钟 ????* @param $seconds ????* @return string ????*/ ???public static function convertSecondToTime($seconds) { ???????$reminded = strval($seconds % 60); ???????$minute = strval(($seconds - $reminded) / 60); ???????if(strlen($minute)<2){ ???????????$minute = '0'.$minute; ???????} ???????if(strlen($reminded)<2){ ???????????$reminded = '0'.$reminded; ???????} ???????$time = $minute.":".$reminded; ???????return $time; ???} ???/** ????* 获取时间的毫秒数 ????* @return float ????*/ ???public static function millisecond() { ???????list($msec, $sec) = explode(' ', microtime()); ???????return (float)sprintf('%.0f', (floatval($msec) + floatval($sec)) * 1000); ???}}来源：https://segmentfault.com/a/1190000017512325
PHP实现的一个时间帮助类
原文地址：https://www.cnblogs.com/lalalagq/p/10229191.html