Yes this something happened to my family and I, but they ask to see the funds in the bank which we did, to be on the safe side just be prepared, because they may or may not ask. Just have everything available. Mind you it's 8 of us my husband and I plus our children.
The ask:thailand community, consisting of multiple Q/A groups with over 100,000 members, powers this platform. It is not an official government resource. Our members actively contribute to this resource, and while we strive for accuracy, we cannot guarantee its complete reliability. Assistance to travelers is provided as a community service.