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  • 页面实现复制功能

    <!DOCTYPE html>
    <html>
        <head>
            <meta charset="UTF-8">
        </head>
        <body>
            <button onclick="copyToCliper('复制的实际内容')">按钮</button></div>
            <script type="text/javascript"> 
                function copyToCliper(msg){       
                    var Sys = {}; 
                    var ua = navigator.userAgent.toLowerCase(); 
                    var s; 
                    (s = ua.match(/msie ([d.]+)/)) ? Sys.ie = s[1] : 
                    (s = ua.match(/firefox/([d.]+)/)) ? Sys.firefox = s[1] : 
                    (s = ua.match(/chrome/([d.]+)/)) ? Sys.chrome = s[1] : 
                    (s = ua.match(/opera.([d.]+)/)) ? Sys.opera = s[1] : 
                    (s = ua.match(/version/([d.]+).*safari/)) ? Sys.safari = s[1] : 0; 
                    if( Sys.ie ){
                        var _text = document.createElement("textarea");
                        _text.style.width = "1px";
                        _text.style.height = "1px";
                        _text.style.background = "transparent";
                        _text.style.border = "none";
                        _text.style.resize = "none";
                        _text.style.filter = "alpha(opacity=0)";
                        _text.textContent = msg;
                        document.body.appendChild(_text);
                        _text.select(); //选择对象 
                        document.execCommand("Copy"); //执行浏览器复制命令
                        alert("已复制。");
                    }
                    else{
                        window.prompt("您的浏览器不支持直接复制
    请使用Ctrl+C来复制文本框内容,确认完成后点击关闭。",msg);
                    }
                } 
            </script>
        </body>
    </html>
    

      

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  • 原文地址:https://www.cnblogs.com/junxizai/p/4147871.html
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