js 点击复制,js实现手机端点击复制,js实现点击复制,js点击复制到剪贴板

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>点击复制</title>
	</head>
	<body>
		
	推荐码 : <span id="copy-text">123456</span>  
		
		<a href="javascript:;" onclick="copyToClipboard('copy-text')" class="copy-btn">点击复制</a>
		<script type="text/javascript">
			function copyToClipboard(elementId) {
		      var aux = document.createElement("input");
		      var content = document.getElementById(elementId).innerHTML || document.getElementById(elementId).value;
		      aux.setAttribute("value", content);
		      document.body.appendChild(aux);
		      aux.select();
		      document.execCommand("copy");
		      document.body.removeChild(aux);
		      
		      console.log('复制成功！直接粘贴即可');
		    }			
		</script>
	</body>
</html>