<button onclick="saveText()">保存文本</button>
<script>
function saveText()
{
document.execCommand('SelectAll');document.execCommand('Copy');
var strSave = window.clipboardData.getData("Text");
var fso = new ActiveXObject("Scripting.FileSytemObject")
var f = fso.CreateTextFile("c:\a.txt",2,true)
f.write(strSave);
f.close();
}
</script>