本文实例讲述了php简单实现多语言切换的方法。分享给大家供大家参考，具体如下：
1.主程序代码：
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<?php
include "lib/function.php";
?>
<script src="js/language.js"></script>
<?php
if(isset($_GET["language"])){
$_SESSION["language"] = $_GET["language"];
}else{
$_SESSION["language"] = getDefalutlanguage();
}
$language_name = getLanguageName($_SESSION["language"]);
include "lang/".$language_name.".inc";
?>
<SELECT NAME="language" id="language" onchange="changeLanguage(this)">
<?php
$language_array = array_language();
foreach($language_array as $key => $value){
if($_SESSION["language"] == $value){
$selected = "selected = 'selected' ";
}else{
$selected = "";
}
?>
<OPTION VALUE="<?php echo $value;?>" <?php echo $selected;?>><?php echo getLanguageName($value);?></OPTION>;
<?
}
?>
</SELECT>
<?php
if($_GET["language"] == $value){
//$selected = "selected = 'selected' ";
}
echo "语言：".$_SESSION["language"];
echo "测试：".$name;
?>
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2. 所包含的语言包：English.inc
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<?php
$name = "name";
?>
Chinese.inc
<?php
$name = "名字";
?>
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3. 所包含的function.php
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<?php
function getVailableLanguage() {
$language = array(
'af' => 'Afrikaans',
'az' => 'Azerbaijani',
'eu' => 'Basque',
'be' => 'Belarusian',
'be-lat' => 'Belarusian latin',
'bg' => 'Bulgarian',
'bs' => 'Bosnian',
'ca' => 'Catalan',
'zh' => 'Chinese',
//'zh-TW' => 'Chinese traditional',
//'zh-CN' => 'Chinese simplified',
'cs' => 'Czech',
'da' => 'Danish',
'de' => 'German',
'el' => 'Greek',
'en' => 'English',
'es' => 'Spanish',
'et' => 'Estonian',
'fa' => 'Persian',
'fi' => 'Finnish',
'fr' => 'French',
'gl' => 'Galician',
'he' => 'Hebrew',
'hi' => 'Hindi',
'hr' => 'Croatian',
'hu' => 'Hungarian',
'id' => 'Indonesian',
'it' => 'Italian',
'ja' => 'Japanese',
'ko' => 'Korean',
'ka' => 'Georgian',
'lt' => 'Lithuanian',
'lv' => 'Latvian',
'mk' => 'Macedonian',
'mn' => '*n',
'ms' => 'Malay',
'nl' => 'Dutch',
'no' => 'Norwegian',
'pl' => 'Polish',
'pt-BR' => 'Brazilian portuguese',
'pt' => 'Portuguese',
'ro' => 'Romanian',
'ru' => 'Russian',
'si' => 'Sinhala',
'sk' => 'Slovak',
'sl' => 'Slovenian',
'sq' => 'Albanian',
'sr-lat' => 'Serbian latin',
'sr' => 'Serbian',
'sv' => 'Swedish',
'th' => 'Thai',
'tr' => 'Turkish',
'tt' => 'Tatarish',
'uk' => 'Ukrainian',
);
return $language;
}
function getLanguageName($language) {
$languages = getVailableLanguage();
return $languages[$language];
}
function array_language(){
$array_language = array("en","zh");
return $array_language;
}
function getDefalutlanguage(){
return "zh";
}
?>
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4.所包含的language.js
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function changeLanguage(obj) {
var url = document.URL;
var re = re = /[?&]language=[^&]*/;
url = url.replace(re, "");
if (url.indexOf("?") > -1) {
url += "&language=" + obj.value;
} else {
url += "?language=" + obj.value;
}
location.href = url;
}
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希望本文所述对大家PHP程序设计有所帮助。