PHP怎么写XML

PHP如何写XML
在PHP文件中有一个$_SESSION['phone']，想把它的值写入XML文件，该怎样实现？

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http://www.jb51.net/article/21450.htm
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XML与PHP相互转换封装函数：xmlparse.php
Demo:

PHP code

include(dirname(__FILE__)."/xmlparse.php");
$arr = array(1,"name","admin",100);
$contXML = dump_xml_config($arr, "xml", "utf-8");
//放入文件
file_put_contents_safe("/path/test.xml",$contXML,"w");
echo $contXML;
#源码
#<?xml version="1.0" encoding="utf-8"?>
#<xml>
#    10>
#    name1>
#    admin2>
#    1003>
#</xml>
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探讨

XML与PHP相互转换封装函数：xmlparse.php
Demo:
PHP code

include(dirname(__FILE__)."/xmlparse.php");
$arr = array(1,"name","admin",100);
$contXML = dump_xml_config($arr, "xml", "utf-8");
//放入文件
file_put_conte……