Located in File: /lib/collection.inc.php
$ExtentUnits = NULL (line 4153)
$ID = 0 (line 4150)
Constructor ExtentUnits (line 4057)
If ID is passed as an argument, no data will be loaded until dbLoad is called.
If a table row is passed as an argument, the array will be parsed, and object variables will be assigned.
Method dbLoad (line 4091)
Method __toString (line 4140)