Net::HTTPHeader#each_key

each_key

# File tmp/rubies/ruby-3.3.0/lib/net/http/header.rb, line 391
def each_name(&block)   #:yield: +key+
  block_given? or return enum_for(__method__) { @header.size }
  @header.each_key(&block)
end

Alias of #each_name

Calls the block with each field key:

Example

res = Net::HTTP.get_response(hostname, '/todos/1')
res.each_key do |key|
  p key if key.start_with?('c')
end

Output:

Example

"content-type"
"connection"
"cache-control"
"cf-cache-status"
"cf-ray"

Returns an enumerator if no block is given.

Net::HTTPHeader#each_name is an alias for Net::HTTPHeader#each_key.

See also #each_name #each_header #each_capitalized_name #each_value also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0

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