BeforeField [in] Insert the new field before this field number, if the prototype InsertField(int BeforeField, String Name, FIELD_TYPE Type, int Length) is used. Insert the new field before this field name, if the prototype InsertField(String BeforeField, String Name, FIELD_TYPE Type, int Length) is used.
Name [in] The field name to insert in the table
Type [in] the field type. Valid field type values are shown in "Field Types".
Length [in] the field length
Description
Inserts a new field into the table, in the specified position.
Return
InsertField() returns a field object on success or NULL on failure.