Writing Data Three sets of get and put routines are provided for accessing table data. The tbrgtT and tbcgtT routines return a boolean array that indicates whether the table elements gotten are undefined. A true value means the table element is undefined. When writing values into a table, values may be set to undefined by calling tbrudf.
Table Get and Put Procedures.
Example E.2 gets two values from each row of a table and copies them to another table if neither value is undefined. Check if they were found. Here are three different ways of copying the values. Copy element by element.