Flowdock
method

[]=

Importance_0
v6.1.3.1 - Show latest stable - 0 notes - Class: Header
[]=(k, v) public

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# File actionpack/lib/action_dispatch/http/response.rb, line 44
      def []=(k, v)
        if @response.sending? || @response.sent?
          raise ActionDispatch::IllegalStateError, "header already sent"
        end

        super
      end
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