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  • JavaScript 经典代码(10)

    <script language="javascript">
    //coded by windy_sk 20021013 <windy_sk@126.com>

    var ie = (document.getElementById && document.all);

    document.onkeyup = function(e) {
     if(ie) e = event;
     var keycode = e.keyCode;
     var realkey = String.fromCharCode(keycode);
     var str = "keycode: " + keycode + "  realkey: " + realkey;
     document.getElementById("keyup").value = str;
    }

    document.onkeydown =function(e) {
     if(ie) e = event;
     var keycode = e.keyCode;
     var realkey = String.fromCharCode(keycode);
     var str = "keycode: " + keycode + "  realkey: " + realkey;
     document.getElementById("keydown").value = str;
    }

    document.onkeypress = function(e) {
     if(ie) e = event;
     var keycode = e.keyCode;
     var realkey = String.fromCharCode(keycode);
     var str = "keycode: " + keycode + "  realkey: " + realkey;
     document.getElementById("keypress").value = str;
    }
    </script>

    keydown:  <input id="keydown"  style=" 400px"><br>

    keyup:   <input id="keyup"    style=" 400px"><br>

    keypress: <input id="keypress" style=" 400px"><br>

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  • 原文地址:https://www.cnblogs.com/MaxIE/p/305078.html
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