谁看下怎么回事
0
[待解决问题]
<ul class="ul_style2">
<li><a href="javascript: unfold_Click()">Insulation materials</a>
<ul class="ul_style3" id='u3'>
<li><a>Polyimide tape/film</a></li>
<li><a>Insulation washer</a></li>
<li><a>Natural mica sheet</a></li>
<li><a>Red insulation gasket</a></li>
</ul>
function unfold_Click()
{
var u3= document.getElementById("u3");
if(u3.style.display=="none")
{
u3.style.display="block";
alert("11111111111111");
}
else if(u3.style.display=="block")
{
u3.style.display="none";
}
请问为什么设置不了 display ？
所有回答(1)
0
这类问题问问LLM吧，这年头了
<ul class="ul_style2">
<li>
<a href="#" onclick="unfold_Click()">Insulation materials</a>
<ul class="ul_style3" id="u3" style="display:none;">
<li><a>Polyimide tape/film</a></li>
<li><a>Insulation washer</a></li>
<li><a>Natural mica sheet</a></li>
<li><a>Red insulation gasket</a></li>
</ul>
</li>
</ul><script>
function unfold_Click() {
var u3 = document.getElementById("u3");
if (u3.style.display === "none") {
u3.style.display = "block";
alert("11111111111111");
} else if (u3.style.display === "block") {
u3.style.display = "none";
}
}
</script>
