I just want to make sure which browsers send the
Expect: 100-Continue header? So that until the server responds with a
100 Continue HTTP status, no data should be sent.
closed as not a real question by Stephen Ostermiller♦, Anagio, Su', bybe♦, John Conde♦ Mar 9 at 16:27
It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, see the FAQ.