lass="token comment">// read (recalculate style, layout, expensive!)</span>

bar<span class="token punctuation">.</span>style<span class="token punctuation">.</span>height <span class="token operator">=</span> <span class="token string">'400px'</span> <span class="token comment">// write</span>
bar<span class="token punctuation">.</span>offsetHeight <span class="token comment">// read (recalculate style, layout, expensive!)</span>

baz<span class="token punctuation">.</span>style<span class="token punctuati