Php reading xml

I have an xml file like this for php to read XML. I want to output question, oid, and content, and the output format is: question: 542 option: A & nbsp; content: 1111111 option: B & nbsp; content: 2222222 question: 123 option: C & nbsp; content: 3333333 option: D & nbsp; content: php reading xml
I have an XML file like this. I want to output question, oid, and content in the following format:
Problem: 542
Option: A content: 1111111
Option: Content of B: 2222222
Problem: 123
Option: C content: 3333333
Option: D content: 4444444
What should I do?

 

 
  
  
  3
  
  admin
  
  
  
   
    
   
    
      
    
     542
    
    
      
    
        
     
      A
     
        
     
      1111111
     
      
    
      
    
        
     
      B
     
        
     
      2222222
     
      
    
    
   
   
    
   
    
      
    
     123
    
    
      
    
        
     
      C
     
        
     
      3333333
     
      
    
      
    
        
     
      D
     
        
     
      4444444
     
      
    
    
   
   
  
  
  

 

Xml php
------ Solution --------------------

$s =<<< XML

 

 
  
  
  3
  
  admin
  
  
  
   
    
   
    
      
    
     542
    
    
      
    
        
     
      A
     
        
     
      1111111
     
      
    
      
    
        
     
      B
     
        
     
      2222222
     
      
    
    
   
   
    
   
    
      
    
     123
    
    
      
    
        
     
      C
     
        
     
      3333333
     
      
    
      
    
        
     
      D
     
        
     
      4444444
     
      
    
    
   
   
  
  
  

 
XML;

$xml = simplexml_load_string($s);