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2023年PHP中常用实例介绍(精选文档)

时间:2023-02-12 02:25:01 来源:金达范文网

PHP独特的语法混合了C、Java、Perl以及PHP自创的语法。它可以比CGI或者Perl更快速地执行动态网页。下面小编给大家介绍PHP中常用的实例,欢迎阅读!PHP中常用的实例介绍 1下面是小编为大家整理的2023年PHP中常用实例介绍(精选文档),供大家参考。

2023年PHP中常用实例介绍(精选文档)

  PHP 独特的语法混合了C、Java、Perl以及PHP自创的语法。它可以比CGI或者Perl更快速地执行动态网页。下面小编给大家介绍PHP中常用的实例,欢迎阅读!

  PHP中常用的实例介绍

   1.php解析url并得到url中的参数

  <?php

  $url = 'http://wwwXXX.com';

  $arr = parse_url$url;

  var_dump$arr;

  $arr_query = convertUrlQuery$arr['query'];

  var_dump$arr_query;

  var_dumpgetUrlQuery$arr_query;

  /**

  * 将字符串参数变为数组

  * @param $query

  * @return array array size=10

  'm' => string 'content' length=7

  'c' => string 'index' length=5

  'a' => string 'lists' length=5

  'catid' => string '6' length=1

  'area' => string '0' length=1

  'author' => string '0' length=1

  'h' => string '0' length=1

  'region' => string '0' length=1

  's' => string '1' length=1

  'page' => string '1' length=1

  */

  function convertUrlQuery$query

  $queryParts = explode'&', $query;

  $params = array;

  foreach $queryParts as $param

  $item = explode'=', $param;

  $params[$item[0]] = $item[1];

  return $params;

  /**

  * 将参数变为字符串

  * @param $array_query

  * @return string string 'm=content&c=index&a=lists&catid=6&area=0&author=0&h=0&region=0&s=1&page=1' length=73

  */

  function getUrlQuery$array_query

  $tmp = array;

  foreach$array_query as $k=>$param

  $tmp[] = $k.'='.$param;

  $params = implode'&',$tmp;

  return $params;

   2,利用正则表达式实现手机号码中间4位用星号(*)替换显示

  <?php

  //Method 1:

  function hidtel$phone

  $IsWhat = preg_match'/0[0-9]2,3[-]?[2-9][0-9]6,7[-]?[0-9]?/i',$phone; //固定电话

  if$IsWhat == 1

  return preg_replace'/0[0-9]2,3[-]?[2-9][0-9]3,4[0-9]3[-]?[0-9]?/i','$1****$2',$phone;

  else

  return preg_replace'/1[358]1[0-9][0-9]4[0-9]4/i','$1****$2',$phone;

  //Method 2:

  $num = "13966778888"

  $str = substr_replace$num,'****',3,4;

  //实例:

  $phonenum = "13966778888";

  echo hidtel$phonenum;

  //最后输出:139****8888

   3.php根据出生年月日计算生日 精确到****年**月**天

  <?php

  function diffDate$date1,$date2

  $datestart= date'Y-m-d',strtotime$date1;

  ifstrtotime$datestart>strtotime$date2

  $tmp=$date2;

  $date2=$datestart;

  $datestart=$tmp;

  list$Y1,$m1,$d1=explode'-',$datestart;

  list$Y2,$m2,$d2=explode'-',$date2;

  $Y=$Y2-$Y1; // 1

  $m=$m2-$m1; // 0

  $d=$d2-$d1; // -11

  if$d<0

  $d+=intdate't',strtotime"-1 month $date2";

  $m=$m--;

  if$m<0

  $m+=12;

  $y=$y--;

  if$Y == 0 && $m == 0 && $d != 0

  return $d.'天';

  elseif$Y == 0 && $m != 0 && $d != 0

  return $m.'个月'.$d.'天';

  elseif$Y != 0 && $m == 0 && $d != 0

  return $Y.'年'.$d.'天';

  else

  return $Y.'年'.$m.'个月'.$d.'天';

   4.php判断手机浏览还是web浏览

  <?php

  function isMobile

  $useragent=isset$_SERVER['HTTP_USER_AGENT'] ? $_SERVER['HTTP_USER_AGENT'] : '';

  $useragent_commentsblock=preg_match'|.*?|',$useragent,$matches>0?$matches[0]:'';

  function CheckSubstrs$substrs,$text

  foreach$substrs as $substr

  iffalse!==strpos$text,$substr

  return true;

  return false;

  $mobile_os_list=array'Google Wireless Transcoder','Windows CE','WindowsCE','Symbian','Android','armv6l','armv5','Mobile','CentOS','mowser','AvantGo','Opera Mobi','J2ME/MIDP','Smartphone','Go.Web','Palm','iPAQ';

  $mobile_token_list=array'Profile/MIDP','Configuration/CLDC-','160×160','176×220','240×240','240×320','320×240','UP.Browser','UP.Link','SymbianOS','PalmOS','PocketPC','SonyEricsson','Nokia','BlackBerry','Vodafone','BenQ','Novarra-Vision','Iris','NetFront','HTC_','Xda_','SAMSUNG-SGH','Wapaka','DoCoMo','iPhone','iPod';

  $found_mobile=CheckSubstrs$mobile_os_list,$useragent_commentsblock ||

  CheckSubstrs$mobile_token_list,$useragent;

  if $found_mobile

  return true;

  else

  return false;

  if isMobile

  header'location: ./app/index.php';//如果为手机端,执行跳转

  else

  header'location: ./web/index.php';//如果非手机端,执行跳转

  5.时间戳转时间格式,时间格式转**小时前

  <?php

  /**

  * 将时间转换为 **小时前

  * @param Object pTime

  */

  function jsDateDiffpTime

  var d_minutes, d_hours, d_days, d;

  var timeNow = parseIntnew Date.getTime / 1000;

  pTime_new = new DatepTime.getTime / 1000;

  d = timeNow - pTime_new;

  d_days = parseIntd / 86400;

  d_hours = parseIntd / 3600;

  d_minutes = parseIntd / 60;

  if d_days > 0 && d_days < 4

  return d_days + "天前";

  else if d_days <= 0 && d_hours > 0

  return d_hours + "小时前";

  else if d_hours <= 0 && d_minutes > 0

  return d_minutes + "分钟前";

  else

  return pTime;

推荐访问:实例 常用 介绍 PHP中常用实例介绍 php中常用的实例介绍 php实例大全 php实例教程 php简单的项目实例

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