function">attr</span><span class="token punctuation">(</span><span class="token string">'date'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
    <span class="token function">defaultValue</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span> <span class="token keyword">return</span> <span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">