All

- invalid field name returns F and RT 0

- invalid occ no returns T and RT 1

- invalid leaves field contents unchanged (duh)

- success returns T and RT 1

Alpha

- silently truncates

Integers

- decimals do nothing, but return T and RT 1

- incorrect sign does nothing, but returns T and RT 1

- too large does nothign, but returns T and RT 1

Real

- too large does nothing, but return T and RT 1

- too many decimals does nothing, but return T and RT 1

- too small does nothing, but return T and RT 1

Token

- invalid token does nothign but returns T and RT 1

-- JeanNeron - 2012-02-28