NAME
	tablekeys - return keys bound to a table

SYNOPSIS
	list tablekeys(table)

DESCRIPTION
	All of the keys in the given `table' argument are collected and
	returned as a list.

	The order of the returned list will match the order of the list
	returned by tablevalues(), such that the following is true:

		tablemap(tablekeys(table), tablevalues(table)) == table

SEE ALSO
	tablemap, tableinsert, tabledelete, tablevalues