js簡單實現複製

<input type="text" id="text-box" size="20" value="Hello world!">
<button onclick="selectText()">Select text</button>複製代碼

function selectText() {
  const input = document.getElementById('text-box');
  input.focus();
  input.select();
  input.setSelectionRange(0, 5);
 document.execCommand('copy');
}複製代碼

複製js庫

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