ss='id identifier rubyid_stringify_keys!'>stringify_keys!</span> <span class='kw'>if</span> <span class='id identifier rubyid_params'>params</span><span class='period'>.</span><span class='id identifier rubyid_respond_to?'>respond_to?</span><span class='lparen'>(</span><span class='symbol'>:stringify_keys!</span><span class='rparen'>)</span>
    <span class='id identifier rubyid_params'>params</span><span class='period'>.</span><span class='id identifier rubyid_merge'>merge</span><span class='lparen'>(</spa