What is the difference between POST and PUT in HTTP? PUT is used by FB to update the comment because an existing resource is being updated, and that is what PUT does (updates a resource) PUT happens to be idempotent, in contrast to POST
Whats the difference between a POST and a PUT HTTP REQUEST? The difference between POST and PUT is that PUT is idempotent, that means, calling the same PUT request multiple times will always produce the same result (that is no side effect), while on the other hand, calling a POST request repeatedly may have (additional) side effects of creating the same resource multiple times
What is the main difference between PATCH and PUT request? PUT and PATCH methods are similar in nature, but there is a key difference PUT - in PUT request, the enclosed entity would be considered as the modified version of a resource which residing on server and it would be replaced by this modified entity