method

xml_http_request?

rails latest stable - Class: ActionDispatch::Request

xml_http_request?()

public

Returns true if the X-Requested-With header contains “XMLHttpRequest” (case-insensitive), which may need to be manually added depending on the choice of JavaScript libraries and frameworks.

# File actionpack/lib/action_dispatch/http/request.rb, line 293
    def xml_http_request?
      /XMLHttpRequest/.match?(get_header("HTTP_X_REQUESTED_WITH"))
    end

xml_http_request?

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