date_time_patterns
        library 
 
      
    
    
  Date/time formatting symbols for a large subset of locales.
 
    
      Functions
      
          - 
  dateTimePatternMap()
    → Map<String, Map<String, String>>
  
  
- 
  Returns a Map from locale names to another Map that goes from skeletons
to the locale-specific formatting patterns.
Internal use only. Call initializeDateFormatting instead.