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Clarify button_to html_options documentation 

Further explain how html_options can be used in button_to. Specifically
with regard to html_options passed to the button (form submit) element.
This commit is contained in:
Austen Madden 2021-02-26 13:08:41 -05:00
parent 912cf2bb66
commit 986cdba7d2
1 changed files with 14 additions and 10 deletions
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24
actionview/lib/action_view/helpers/url_helper.rb
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@ -214,20 +214,24 @@ module ActionView
# using the +link_to+ method with the <tt>:method</tt> modifier as described in
# the +link_to+ documentation.
#
# By default, the generated form element has a class name of <tt>button_to</tt>
# to allow styling of the form itself and its children. This can be changed
# using the <tt>:form_class</tt> modifier within +html_options+. You can control
# the form submission and input element behavior using +html_options+.
# This method accepts the <tt>:method</tt> modifier described in the +link_to+ documentation.
# If no <tt>:method</tt> modifier is given, it will default to performing a POST operation.
# You can also disable the button by passing <tt>disabled: true</tt> in +html_options+.
# If you are using RESTful routes, you can pass the <tt>:method</tt>
# to change the HTTP verb used to submit the form.
# You can control the form and button behavior with +html_options+. Most
# values in +html_options+ are passed through to the button element. For
# example, passing a +:class+ option within +html_options+ will set the
# class attribute of the button element.
#
# The class attribute of the form element can be set by passing a
# +:form_class+ option within +html_options+. It defaults to
# <tt>"button_to"</tt> to allow styling of the form and its children.
#
# The form submits a POST request by default. You can specify a different
# HTTP verb via the +:method+ option within +html_options+.
#
# ==== Options
# The +options+ hash accepts the same options as +url_for+.
#
# There are a few special +html_options+:
# Most values in +html_options+ are passed through to the button element,
# but there are a few special options:
#
# * <tt>:method</tt> - \Symbol of HTTP verb. Supported verbs are <tt>:post</tt>, <tt>:get</tt>,
# <tt>:delete</tt>, <tt>:patch</tt>, and <tt>:put</tt>. By default it will be <tt>:post</tt>.
# * <tt>:disabled</tt> - If set to true, it will generate a disabled button.