method: :create in a button rails code example
Example: call controller method from button rails
<%= button_to "New", action: "new" %>
# => "<form method="post" action="/controller/new" class="button_to">
<%= button_to "New", new_articles_path %>
# => "<form method="post" action="/articles/new" class="button_to">
<%= button_to [:make_happy, @user] do %>
Make happy <strong><%= @user.name %></strong>
<% end %>
# => "<form method="post" action="/users/1/make_happy" class="button_to">
<%= button_to "New", { action: "new" }, form_class: "new-thing" %>
# => "<form method="post" action="/controller/new" class="new-thing">
<%= button_to "Create", { action: "create" }, remote: true, form: { "data-type" => "json" } %>
# => "<form method="post" action="/images/create" class="button_to" data-remote="true" data-type="json">
<%= button_to "Delete Image", { action: "delete", id: @image.id },
method: :delete, data: { confirm: "Are you sure?" } %>
# => "<form method="post" action="/images/delete/1" class="button_to">
<%= button_to('Destroy', 'http://www.example.com',
method: "delete", remote: true, data: { confirm: 'Are you sure?', disable_with: 'loading...' }) %>
# => "<form class='button_to' method='post' action='http://www.example.com' data-remote='true'>