XMLWriter::startDtd
  xmlwriter_start_dtd
  (PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0)
XMLWriter::startDtd -- xmlwriter_start_dtd — Create start DTD tag
  
 
  说明
  面向对象风格
  
   XMLWriter::startDtd
    ( string $qualifiedName
   [, string $publicId
   [, string $systemId
  ]] ) : bool
  
  
   xmlwriter_start_dtd
    ( resource $xmlwriter
   , string $qualifiedName
   [, string $publicId
   [, string $systemId
  ]] ) : bool
  
  
 
  参数
  
   
    - 
xmlwriter 
- 
仅用于过程调用。被修改的 XMLWriter resource。此资源来自于对 xmlwriter_open_uri() 或
xmlwriter_open_memory() 的调用。
 
    
     - 
qualifiedName 
     - 
      
       The qualified name of the document type to create.
      
      
    
    
     - 
publicId 
     - 
      
       The external subset public identifier.
      
      
    
    
     - 
systemId 
     - 
      
       The external subset system identifier.
      
      
    
   
  
  
 
  返回值
  
   成功时返回 TRUE, 或者在失败时返回 FALSE。