innerText, innerHTML,outerHTML

<br>

<divid=test><table><tr><td>文本<a>链接</a>另一段文本</td></tr></table></div><br>

<inputtype=button onclick=alert(test.innerText) value="showinnerText"><br><br>

<inputtype=button onclick=alert(test.innerHTML) value="showinnerHTML"><br><br>

<inputtype=button onclick=alert(test.outerHTML) value="showouterHTML"><br><br>

<br>

<bodyonkeydown=return(!(event.keyCode==78&&event.ctrlKey))><br>