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PHP xmlwriter_end_element()用法及代碼示例


定義和用法

XML 是一種 mark-up 語言,用於在網絡上共享數據,XML 用於人類 read-able 和機器 read-able。 XMLWriter 擴展內部具有 libxml xmlWriter API,用於編寫/創建 XML 文檔的內容。由此生成的 XML 文檔是非緩存的和 forward-only。

這個xmlwriter_end_element()函數接受 XMLWriter 類的對象並結束當前元素標記。

用法

xmlwriter_end_element($writer);

參數

Sr.No 參數及說明
1

writer(Mandatory)

這是 XMLWriter 類的一個對象,表示您要修改/創建的 XML 文檔。

返回值

此函數返回一個布爾值,成功時為 TRUE,失敗時為 FALSE。

PHP版本

這個函數最初是在 PHP 版本 5 中引入的,並且適用於所有後續版本。

示例

下麵的例子演示了xmlwriter_end_element()函數 -

<?php
   //Creating an XMLWriter
   $writer = new XMLWriter();
   $uri = "result.xml";

   //Opening a writer
   $writer = xmlwriter_open_uri($uri);

   //Starting the document
   xmlwriter_start_document($writer);

   //Starting an element
   xmlwriter_start_element($writer, 'Tutorial');
   xmlwriter_start_element($writer, 'name');
   
   //Adding text to the element
   xmlwriter_text($writer, 'JavaFX');  
   xmlwriter_end_element($writer);
   xmlwriter_start_element($writer, 'Author');
   
   //Adding text to the element
   xmlwriter_text($writer, 'Krishna');  
   xmlwriter_end_element($writer);
   xmlwriter_start_element($writer, 'Pages');
   
   //Adding text to the element
   xmlwriter_text($writer, '535');  
   xmlwriter_end_element($writer);

   //Ending the element
   xmlwriter_end_element($writer);

   //Ending the document
   xmlwriter_end_document($writer);
   print("XML Document Created");
?>

這將生成以下 XML 文檔 -

<?xml version="1.0"?>
<Tutorial>
   <name>JavaFX</name>
   <Author>Krishna</Author>
   <Pages>535</Pages>
</Tutorial> 

示例

以下是麵向對象風格的此函數的示例 -

<?php
   //Creating an XMLWriter
   $writer = new XMLWriter();
   $uri = "result.xml";

   //Opening a writer
   $writer->openUri($uri);

   //Starting the document
   $writer->startDocument();

   //Starting an element
   $writer->startElement('Tutorial');
   $writer->startElement('name');
   $writer->text('JavaFX');  
   $writer->endElement();
   $writer->startElement('Author');
   $writer->text('Krishna');  
   $writer->endElement();
   $writer->startElement('Pages');
   $writer->text('535');  
   $writer->endElement();

   //Ending the element
   $writer->endElement();

   //Ending the document
   $writer->endDocument();
?>

這將生成以下 XML 文檔 -

<?xml version="1.0"?>
<Tutorial>
   <name>JavaFX</name>
   <Author>Krishna</Author>
   <Pages>535</Pages>
</Tutorial>

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