预定义常量
 下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
 
  
   - 
    EXP_GLOB(int)
- 
    
     Indicates that the pattern is a glob-style string pattern.
    
   
- 
    EXP_EXACT(int)
- 
    
     Indicates that the pattern is an exact string.
    
   
- 
    EXP_REGEXP(int)
- 
    
     Indicates that the pattern is a regexp-style string pattern.
    
   
- 
    EXP_EOF(int)
- 
    
     Value, returned by expect_expectl(), when EOF is
     reached.
    
   
- 
    EXP_TIMEOUT(int)
- 
    
     Value, returned by expect_expectl() upon timeout of
     seconds, specified in value of expect.timeout
    
   
- 
    EXP_FULLBUFFER(int)
- 
    
     Value, returned by expect_expectl() if no pattern have
     been matched.