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本篇內(nèi)容主要講解“php計(jì)算時(shí)間函數(shù)有哪些”,感興趣的朋友不妨來看看。本文介紹的方法操作簡(jiǎn)單快捷,實(shí)用性強(qiáng)。下面就讓小編來帶大家學(xué)習(xí)“php計(jì)算時(shí)間函數(shù)有哪些”吧!
一、函數(shù)實(shí)現(xiàn)
實(shí)例1:
復(fù)制代碼 代碼如下:
function time_tran($the_time){
$now_time = date("Y-m-d H:i:s",time()+8*60*60);
$now_time = strtotime($now_time);
$show_time = strtotime($the_time);
$dur = $now_time - $show_time;
if($dur < 0){
return $the_time;
}else{
if($dur < 60){
return $dur.'秒前';
}else{
if($dur < 3600){
return floor($dur/60).'分鐘前';
}else{
if($dur < 86400){
return floor($dur/3600).'小時(shí)前';
}else{
if($dur < 259200){//3天內(nèi)
return floor($dur/86400).'天前';
}else{
return $the_time;
}
}
}
實(shí)例2:
復(fù)制代碼 代碼如下:
<?php
function format_date($time){
$t=time()-$time;
$f=array(
'31536000'=>'年',
'2592000'=>'個(gè)月',
'604800'=>'星期',
'86400'=>'天',
'3600'=>'小時(shí)',
'60'=>'分鐘',
'1'=>'秒'
);
foreach ($f as $k=>$v) {
if (0 !=$c=floor($t/(int)$k)) {
return $c.$v.'前';
}
}
}
?>
實(shí)例3:
復(fù)制代碼 代碼如下:
function formatTime($date) {
$str = '';
$timer = strtotime($date);
$diff = $_SERVER['REQUEST_TIME'] - $timer;
$day = floor($diff / 86400);
$free = $diff % 86400;
if($day > 0) {
return $day."天前";
}else{
if($free>0){
$hour = floor($free / 3600);
$free = $free % 3600;
if($hour>0){
return $hour."小時(shí)前";
}else{
if($free>0){
$min = floor($free / 60);
$free = $free % 60;
if($min>0){
return $min."分鐘前";
}else{
if($free>0){
return $free."秒前";
}else{
return '剛剛';
}
}
}else{
return '剛剛';
}
}
}else{
return '剛剛';
}
}
}
實(shí)例4:
復(fù)制代碼 代碼如下:
function time_tran($the_time){
$now_time = date("Y-m-d H:i:s",time()+8*60*60);
$now_time = strtotime($now_time);
$show_time = strtotime($the_time);
$dur = $now_time - $show_time;
if($dur < 0){
return $the_time;
}else{
if($dur < 60){
return $dur.'秒前';
}else{
if($dur < 3600){
return floor($dur/60).'分鐘前';
}else{
if($dur < 86400){
return floor($dur/3600).'小時(shí)前';
}else{
if($dur < 259200){//3天內(nèi)
return floor($dur/86400).'天前';
}else{
return $the_time;
}
}
}
}
}
}
二、類的實(shí)現(xiàn)
復(fù)制代碼 代碼如下:
<?php
/*
* author: Solon Ring
* time: 2011-11-02
* 發(fā)博時(shí)間計(jì)算(年,月,日,時(shí),分,秒)
* $createtime 可以是當(dāng)前時(shí)間
* $gettime 你要傳進(jìn)來的時(shí)間
*/
class Mygettime{
function __construct($createtime,$gettime) {
$this->createtime = $createtime;
$this->gettime = $gettime;
}
function getSeconds()
{
return $this->createtime-$this->gettime;
}
function getMinutes()
{
return ($this->createtime-$this->gettime)/(60);
}
function getHours()
{
return ($this->createtime-$this->gettime)/(60*60);
}
function getDay()
{
return ($this->createtime-$this->gettime)/(60*60*24);
}
function getMonth()
{
return ($this->createtime-$this->gettime)/(60*60*24*30);
}
function getYear()
{
return ($this->createtime-$this->gettime)/(60*60*24*30*12);
}
function index()
{
if($this->getYear() > 1)
{
if($this->getYear() > 2)
{
return date("Y-m-d",$this->gettime);
exit();
}
return intval($this->getYear())." 年前";
exit();
}
if($this->getMonth() > 1)
{
return intval($this->getMonth())." 月前";
exit();
}
if($this->getDay() > 1)
{
return intval($this->getDay())." 天前";
exit();
}
if($this->getHours() > 1)
{
return intval($this->getHours())." 小時(shí)前";
exit();
}
if($this->getMinutes() > 1)
{
return intval($this->getMinutes())." 分鐘前";
exit();
}
if($this->getSeconds() > 1)
{
return intval($this->getSeconds()-1)." 秒前";
exit();
}
}
}
//類的使用實(shí)例
/*
*
* 調(diào)用類輸出方式
*
* $a = new Mygettime(time(),strtotime('-25 month'));
* echo iconv('utf-8', 'gb2312', $a->index())?iconv('utf-8', 'gb2312', $a->index()):iconv('utf-8', 'gb2312', '當(dāng)前');
*
*/
到此,相信大家對(duì)“php計(jì)算時(shí)間函數(shù)有哪些”有了更深的了解,不妨來實(shí)際操作一番吧!這里是億速云網(wǎng)站,更多相關(guān)內(nèi)容可以進(jìn)入相關(guān)頻道進(jìn)行查詢,關(guān)注我們,繼續(xù)學(xué)習(xí)!
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