Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trial
Fabian Pijpers
Courses Plus Student 41,372 PointsHow do i go about this one a for loop?
Does it require a loop
<p>Please enter your name below.</p>
<form method="post" action="/signatures/<%= @index %>">>
<input type="hidden" name="_method" value="put">
<input type="text" name="signature" value="<%= @signature %>">
<input type="submit">
</form>
require "sinatra"
def load_signature(index)
# Code omitted for brevity
end
# Updates the line at the given index and re-saves the file.
def update_signature(index, signature)
lines = File.readlines("signatures.txt")
index = index.to_i
lines[index] = signature
File.open("signatures.txt", "w") do |file|
file.puts lines
end
end
get "/:index/edit" do
# Code omitted for brevity
end
get "/signatures/new" do
# Code omitted for brevity
end
# ROUTE FOR PUT REQUESTS GOES HERE
put "/:title" do
update_signature(params["index"], params["signature"])
redirect "/#{params["index"]}"
end
1 Answer
Jeff Muday
Treehouse Moderator 28,720 PointsYou're pretty close to solving this challenge.
# ROUTE FOR PUT REQUESTS GOES HERE
put "/signatures/:index" do
update_signature(params["index"], params["signature"])
redirect("/signature/new")
end