Take backup all database from sql server using cursors

DECLARE @name VARCHAR(50) -- database name 

DECLARE @path VARCHAR(256) -- path for backup files 

DECLARE @fileName VARCHAR(256) -- filename for backup 

DECLARE @fileDate VARCHAR(20) -- used for file name

SET @path = 'C:\Backup\' 

SELECT @fileDate = CONVERT(VARCHAR(20),GETDATE(),112)

DECLARE db_cursor CURSOR FOR 

SELECT name

FROM MASTER.dbo.sysdatabases

WHERE name NOT IN ('master','model','msdb','tempdb') 

OPEN db_cursor  

FETCH NEXT FROM db_cursor INTO @name  

WHILE @@FETCH_STATUS = 0  

BEGIN  

       SET @fileName = @path + @name + '_' + @fileDate + '.BAK' 

       BACKUP DATABASE @name TO DISK = @fileName 

       FETCH NEXT FROM db_cursor INTO @name  

END  

CLOSE db_cursor  

DEALLOCATE db_cursor