Purpose: Sorts the fields of the object by the field name, in a non-case-sensitive manner and in ascending order. The object parameter must denote an object.

Return Values: The function returns the object.

Example:

heitml input: <let t=emptytuple; t.d="D";t.a="A";t.c="C";t.b="B"; ? t><br >< ? TuFieldSort(t) >

resulting output: (d="D", a="A", c="C", b="B") (a="A", b="B", c="C", d="D")