use*_*731 1 html javascript html5 webpage loops
我正在尝试删除除拳头课程以外的所有课程。
的HTML:
<div class="note">1</div>
<div class="note">1</div>
<div class="note">1</div>
<div class="note">1</div>
Js:
for (var item of document.querySelectorAll("div.note(not:first-of-type"))) {
    item.classList.remove('note');
}
用途:not(:first-of-type):
for (var item of document.querySelectorAll("div.note:not(:first-of-type)")) {
    item.classList.remove('note');
}.note {
  color: yellow;
}<div class="note">1</div>
<div class="note">2</div>
<div class="note">3</div>
<div class="note">4</div>| 归档时间: | 
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| 查看次数: | 60 次 | 
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