A PHP script to add new xml attributes and keep old attributes [closed]

[skysnow]

I want a PHP script that updates an XML file and add new attributed under the old ones, so the old attributes doesn't get deleted.My XML structure is as follows:\[code\]<players> <user id="Player ID will be added via post method, I can do this" name="Player name will be added via post method, I can do this" blend="ALWAYS none"> <nick color="HEX COLOR will be added via post method, I can do this" font="Font, will be added via post method, I can do this"/> <glow color="HEX COLOR will be added via post method, I can do this" alpha="60" blurX="15" blurY="8" strength="10" quality="7"/> </user></players>\[/code\]