PHP代码判断设备是手机还是平板电脑(两种方法)
author:一佰互联 2019-04-27   click:223

现在移动互联网越来越发达,很多的网站都普及了手机端浏览,为了更好的让网页在手机端显示,我们都选择了使用CSS媒体查询制作响应式模版,但这也有弊端,例如某些网站的结构是CMS类型的,太多的内容要显示,而使用CSS媒体查询设计响应式,只会隐藏但还是加载了,为了让手机端更快速的显示出内容,我们可以使用这个PHP判断手机设备代码,使用这个代码可以很方便的显示或不显示自定义的内容。

在做WEB开发的时候经常会需要用到对移动设备的页面匹配,当然可以直接把网站做成响应式的,但如果不想这么做的话,可以使用PHP对设备类型进行判断, 然后显示相应的界面和内容。今天分享一种使用 PHP 判断设备是否是手机/平板的方法,方法来源于WordPress(wp-includes/vars.php:125),适用于大部分类型的手机/平板判 断:

方法一:

/** * Test if the current browser runs on a mobile device (smart phone, tablet, etc.) * * @staticvar bool $is_mobile * * @return bool */function wp_is_mobile() { static $is_mobile = null;  if ( isset( $is_mobile ) ) {  return $is_mobile; }  if ( empty($_SERVER["HTTP_USER_AGENT"]) ) {  $is_mobile = false; } elseif ( strpos($_SERVER["HTTP_USER_AGENT"], "Mobile") !== false // many mobile devices (all iPhone, iPad, etc.)  || strpos($_SERVER["HTTP_USER_AGENT"], "Android") !== false  || strpos($_SERVER["HTTP_USER_AGENT"], "Silk/") !== false  || strpos($_SERVER["HTTP_USER_AGENT"], "Kindle") !== false  || strpos($_SERVER["HTTP_USER_AGENT"], "BlackBerry") !== false  || strpos($_SERVER["HTTP_USER_AGENT"], "Opera Mini") !== false  || strpos($_SERVER["HTTP_USER_AGENT"], "Opera Mobi") !== false ) {   $is_mobile = true; } else {  $is_mobile = false; }  return $is_mobile;}

代码二:

这是PHP判断手机设备函数代码,复制到PHP函数库中调用:

<?phpfunction is_mobile() {$user_agent = $_SERVER["HTTP_USER_AGENT"];$mobile_browser = Array("mqqbrowser", //手机QQ浏览器"opera mobi", //手机opera"juc","iuc",//uc浏览器"fennec","ios","applewebKit/420","applewebkit/525","applewebkit/532","ipad","iphone","ipaq","ipod","iemobile", "windows ce",//windows phone"240×320","480×640","acer","android","anywhereyougo.com","asus","audio","blackberry","blazer","coolpad" ,"dopod", "etouch", "hitachi","htc","huawei", "jbrowser", "lenovo","lg","lg-","lge-","lge", "mobi","moto","nokia","phone","samsung","sony","symbian","tablet","tianyu","wap","xda","xde","zte");$is_mobile = false;foreach ($mobile_browser as $device) {if (stristr($user_agent, $device)) {$is_mobile = true;break;}}return $is_mobile;}?>

这是调用代码,可以加上if判断:

<?php if(is_mobile()):?>

设置手机端的内容

<?php endif; ?>

以上所述就是本文的全部内容,希望大家喜欢。