PHP:基于XML的在线小词典案例
时间：2021-07-01 10:21:17
帮助过：14人阅读
html>
<html lang="en">
<head>
<meta charset="gb2312">
<title>dictionarytitle>
head>
<img src="view.jpg" width="400px" />
<h1>查询单词h1>
<form action="wordProcess.php" method="post" >
请输入单词：<input type="text" name="enword" />
<input type="hidden" name="type" value="query">
<input type="submit" value="查询">
form>
<h1>添加单词h1>
<form action="wordProcess.php" method="post">
请输入英文：<input type="text" name="enword" /><br>
请输入中文：<input type="text" name="chword" /><br>
<input type="hidden" name="type" value="add" />
<input type="submit" value="添加">
form>
html>
$type=$_POST['type'];
$xmlDoc=new DOMDocument();
$xmlDoc->load("words.xml");
if($type=="query"){
$query_word=$_POST['enword'];
$words=$xmlDoc->getElementsByTagName("word");
$isEnter=false;
for($i=0;$i<$words->length;$i++){
$word=$words->item($i);
$word_en=getNodeVal($word,"en");
if($query_word==$word_en){
$isEnter=true;
echo $query_word."--中文意思：".getNodeVal($word,"ch")."
";
}
}
if(!$isEnter){
echo "NOT FOUNDED";
}
}else if($type=="add"){
$eng_word=$_POST['enword'];
$ch_word=$_POST['chword'];
$root=$xmlDoc->getElementsByTagName("words")->item(0);
$new_word=$xmlDoc->createElement("word");
$new_word_en=$xmlDoc->createElement("en");
$new_word_en->nodeValue=$eng_word;
$new_word_ch=$xmlDoc->createElement("ch");
$new_word_ch->nodeValue=$ch_word;
$new_word->appendChild($new_word_en);
$new_word->appendChild($new_word_ch);
$root->appendChild($new_word);
$b=$xmlDoc->save("words.xml");
if(!$b){
echo "添加失败";
}else{
echo "添加成功";
}
}
function getNodeVal(&$mynode,$tagname){
return $mynode->getElementsByTagName($tagname)->item(0)->nodeValue;
}
echo "
BACK ";
以上就介绍了PHP:基于XML的在线小词典案例，包括了方面的内容，希望对PHP教程有兴趣的朋友有所帮助。
