Phpxml regular expression-php Tutorial

The phpxml regular expression receives an xml file similar to the following. what should I do if I want to divide the file content into corresponding arrays and output them?
For example:
I'm a fortune teller."I am a fortune teller" should be a field
Yi Zhi Is a field.
***Intermediate content
7507424758 "7507424758" in"

  
 -
   
  
   
Http://api.douban.com/book/subject/10506822
   I'm a fortune teller.   
   -
   
    
Yi Zhi
        
      
      
      
      
   Description of "I am a fortune teller": fortune teller emerged in the pre-Qin dynasty, developed in the Sui and Tang dynasties, and spread in the Ming and Qing Dynasties. Zhang Liang of the Han Dynasty, Zhuge Liang of the Three Kingdoms, and Liu Bowen of the Ming Dynasty, the representative figures of different periods all identify the fate of mankind in their hands, faces, 8 characters, and gossip. Ye zuye, born in 1902, was unknown in the year of the Republic of China. The fortune-teller Group of the great Yangtze River in the Republic of China was the leader of the Jiangxiang school. He and yuan Shushan, Wei Qianli, and Xu Lewu are called "Four fortune tellers of the Republic of China" in the Shanghai newspaper. The so-called "South Yuan Bei Wei Dong Lewu," the three Immortals returned to ask his father ". When Ye was 15 years old, he began to be a fortune teller. every computation was an amazing thing. after more than 30 years, he left countless incredible legends and suspense. even before the Central Plains War, shanxi warlord Yan Xishan is also three Gu Mao Lu, finally obtained a grandfather. Zuye said, "What we look at is a face, which counts eight characters. what we capture is the desire to flash on a person's face: greedy, vanity, jealousy, fear, and arrogance ?? The fate of people is indeed written on the face. Ye never lost his hand in his life. the only thing he did not know was his own destiny. in the face of miserable evening scenes, he thought that he had leaked too many Tianji ...... Open "I am a fortune teller", and let an 82-year-old Fortune Teller show you the ancient wisdom behind fortune teller and the world's troubles. Poster:   
   
    
7507424758
      
   
    
9787507424751
      
   
    
I'm a fortune teller.
      
   
    
245
      
   
    
Yi Zhi
      
   
    
$29.90
      
   
    
China City Publishing House
      
   
    
Flat
      
   
    
2012-2
      
   
    
Yi Zhi, male, Jimo, Shandong. At the age of 8, he came into contact with the Taoist school. at the age of 12, he followed his local stranger, master Xuan, to study the four columns, and the university teacher, Duan Jinglian, a well-known Chinese Xuan scholar. He is currently the executive director of the China Zhouyi Association.
      
      
      
      
      
      
      
      
      
      
  
 

Reply to discussion (solution)

It is better to use xml dom

$ S = <
 
  
-
    
   
    
Http://api.douban.com/book/subject/10506822
    I'm a fortune teller.   
    -
    
     
Yi Zhi
         
       
       
       
       
    Description of "I am a fortune teller": fortune teller emerged in the pre-Qin dynasty, developed in the Sui and Tang dynasties, and spread in the Ming and Qing Dynasties. Zhang Liang of the Han Dynasty, Zhuge Liang of the Three Kingdoms, and Liu Bowen of the Ming Dynasty, the representative figures of different periods all identify the fate of mankind in their hands, faces, 8 characters, and gossip. Ye zuye, born in 1902, was unknown in the year of the Republic of China. The fortune-teller Group of the great Yangtze River in the Republic of China was the leader of the Jiangxiang school. He and yuan Shushan, Wei Qianli, and Xu Lewu are called "Four fortune tellers of the Republic of China" in the Shanghai newspaper. The so-called "South Yuan Bei Wei Dong Lewu," the three Immortals returned to ask his father ". When Ye was 15 years old, he began to be a fortune teller. every computation was an amazing thing. after more than 30 years, he left countless incredible legends and suspense. even before the Central Plains War, shanxi warlord Yan Xishan is also three Gu Mao Lu, finally obtained a grandfather. Zuye said, "What we look at is a face, which counts eight characters. what we capture is the desire to flash on a person's face: greedy, vanity, jealousy, fear, and arrogance ?? The fate of people is indeed written on the face. Ye never lost his hand in his life. the only thing he did not know was his own destiny. in the face of miserable evening scenes, he thought that he had leaked too many Tianji ...... Open "I am a fortune teller", and let an 82-year-old Fortune Teller show you the ancient wisdom behind fortune teller and the world's troubles. Poster:   
    
     
7507424758
       
    
     
9787507424751
       
    
     
I'm a fortune teller.
       
    
     
245
       
    
     
Yi Zhi
       
    
     
$29.90
       
    
     
China City Publishing House
       
    
     
Flat
       
    
     
2012-2
       
    
     
Yi Zhi, male, Jimo, Shandong. At the age of 8, he came into contact with the Taoist school. at the age of 12, he followed his local stranger, master Xuan, to study the four columns, and the university teacher, Duan Jinglian, a well-known Chinese Xuan scholar. He is currently the executive director of the China Zhouyi Association.
       
       
       
       
       
       
       
       
       
       
   
  Xml; preg_match_all ('/> (. +) 
  
 
  
Thank you, jordan102.
  *****What should I do?
  
 
  
<(Title | name | summary | db) \ B [^>] * +> ((? :(?!
    
  
Thank you, jordan102.
  *****What do you want to do between them? this is what you already have. you can see it after you run it.