sp_helplanguage (Transact-SQL MetaData) Definition

Please note: that the following source code is provided and copyrighted by Microsoft and is for educational purpose only.
The meta data is from an SQL 2012 Server.

I have posted alot more, find the whole list here.

Goto Definition or MetaData

Definition:

sys.sp_helplanguage(nvarchar @language)

MetaData:

 create procedure sys.sp_helplanguage -- - 1996/04/08 00:00  
@language sysname = NULL  
as  
    --  Print all languages if the user didn't give the language name.  
    if @language is null  
    begin  
        if exists (select * from sys.syslanguages)  
            select * from sys.syslanguages  
        else  
            raiserror(15452,-1,-1)  
  
        --  Find out whether us_english is there or not.  
        if not exists (select * from sys.syslanguages  
                where name = 'us_english')  
            raiserror(15453,-1,-1)  
  
        return (0)  
    end  
  
    --   Report information on this language.  
    if exists (select * from sys.syslanguages where name = @language)  
    begin  
        select * from sys.syslanguages where name = @language  
        return (0)  
    end  
  
    if exists (select * from sys.syslanguages where alias = @language)  
    begin  
        select * from sys.syslanguages where alias = @language  
        return (0)  
    end  
  
    --  Couldn't find this language.  
    if @language = 'us_english'  
    begin  
        raiserror(15453,-1,-1)  
        return (0)  
    end  
    else  
    begin  
        raiserror(15033,-1,-1,@language)  
        return (1)  
    end  
--  sp_helplanguage