FDELETE Function: Windows. Deletes an external file or an empty directory. Syntax. specifies the fileref that is assigned to the external file or directory. The fileref cannot be associated with a list of concatenated filenames or directories. If the fileref is associated with a directory, the directory must be empty.
The submandibular glands are a pair of salivary glands that are located in the bottom of the mouth, on each side of the lower jaw. The main function of the submandibular glands is to control the saliva released into the area of the mouth that is located just under the tongue.They produce saliva and amylase.Both help begin the process of digestion.he main function of the submandibular glands is to control the saliva released into the area of the mouth that is located just under the tongue.
Salivary glands produce saliva, which moistens the mouth to help a person chew and swallow food. Saliva also contains substances (enzymes) that begin the breakdown of food. There are four pairs of salivary glands: 1  The parotid glands are located between the ear and the jaw. The submandibular glands are located under the jaw. 2  The sublingual glands are located on the floor of the mouth under the tongue. 3  The buccal glands are not shown in this picture. 4  They are located in the mucous membrane lining the cheeks and mouth. 5  These glands produce only a small amount of saliva.