Resourceful URL Helpers in Rails
Published on 31 Mar 2020
Verbs, URLs, Actions, and URL Helpers
| Verb | URL | Action | URL Helper |
|---|---|---|---|
| GET | /subjects | index | subjects_path |
| POST | /subjects | create | subjects_path |
| GET | /subjects/:id | show | subject_path(:id) |
| PATCH | /subjects/:id | update | subject_path(:id) |
| DELETE | /subjects/:id | destroy | subject_path(:id) |
| GET | /subjects/new | new | new_subject_path |
| GET | /subjects/:id/edit/ | edit | edit_subject_path(:id) |
| GET | /subjects/:id/delete | delete | delete_subject_path(:id) |
Full path and URL helper
{controller: 'subjects', action: 'show', id: 5}
subject_path(5)
Examples
# /subjects/index
<%= link_to('All Subjects', subjects_path) %>
# /subjects?page=3
<%= link_to('All Subjects', subjects_path(page: 3)) %>
# /subjects/10
## @subject.id = 10
<%= link_to('Show Subject', subject_path(@subject.id)) %>
## .id is optional
<%= link_to('Show Subject', subject_path(@subject)) %>
# /subjects/10?format=verbose
<%= link_to('Show Verbose Subject',
subject_path(@subject.id, format: 'verbose')) %>
# /subjects/10/edit/
<%= link_to('Edit Subject', edit_subject_path(@subject.id)) %>
all tags
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