<div id="dv">hello world</div>
<input type=button value="show" onclick="dv.style.display = ''">
<input type=button value="hide" onclick="dv.style.display = 'none'">or<div id="dv">hello world</div>
<input type=button value="show" onclick="dv.style.visibility = 'visible'">
<input type=button value="hide" onclick="dv.style.visibility = 'hidden'">
<input type=button value="show" onclick="dv.style.display = ''">
<input type=button value="hide" onclick="dv.style.display = 'none'">or<div id="dv">hello world</div>
<input type=button value="show" onclick="dv.style.visibility = 'visible'">
<input type=button value="hide" onclick="dv.style.visibility = 'hidden'">
解决方案 »
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