Data field basic functions

Basic functions for data fields
ClrRect	Deletes a rectangular area
Clip	Limits the values of a data field to a minimum and a maximum
Count	Returns number of elements of a data field
Diff	Computes the difference values of the consecutive elements of a list
Dim	Returns the number of dimensions of the argument
Flat	Joins all rows of a table into one row
GetAt	Returns the value of a table from the specified position
GetRect	Returns the specified area of a table
Insert	Inserts new elements into a list or table
Join	Join fields together
New	Generates a new list
Pick	Get selected items from a list
Remove	Removes items from a list
Reverse	Inverts the order in a list
Scale	Converts the values of a data field to a new scale
SetAt	Sets a value at the specified position
Split	Splits a list into multiple sublists
Sum	Returns the sum of all elements of a list or table
Text	Generates a text list from the specified parameters
Trim	Removes all invalid values in a list or table