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1. ʹÓà remove() ÒªÁì

document.querySelector("±êÇ©Ñ¡ÔñÆ÷").remove();

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2. ʹÓà parentNode.removeChild() ÒªÁì

let target = document.querySelector("±êÇ©Ñ¡ÔñÆ÷");
target.parentNode.removeChild(target);

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3. ʹÓà innerHTML ÊôÐÔ

document.querySelector("±êÇ©Ñ¡ÔñÆ÷").innerHTML = "";

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Ҫɾ³ý¾ßÓÐ id Ϊ “my-tag” µÄ±êÇ© £¬¿ÉÒÔʹÓÃÒÔÏ´úÂ룺

document.querySelector("#my-tag").remove();

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Ҫɾ³ý¾ßÓÐ class Ϊ “my-class” µÄËùÓбêÇ© £¬¿ÉÒÔʹÓÃÒÔÏ´úÂ룺

document.querySelectorAll(".my-class").forEach(element => {
  element.remove();
});

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