<html>
<textarea name="" id="text" cols="40" rows="10">
第一行:这里输入的数据将保存为txt中
第二行:保存为文件
    </textarea>

   <button id="save" type="button">保存</button>

    <script> 

        document.querySelector('#save').addEventListener('click', saveFile);
           
           
        function saveFile(){
            var inValue  = document.querySelector('#text').value;
            var blob = new Blob([inValue],{type: "text/plain;charset=utf-8"});
            const fileName= "test.txt"
            if("msSaveOorOpenBlob" in navigator){
                //IE 浏览器
                window.navigator.msSaveOorOpenBlob(blob,fileName);
            }else{
                //不是IE浏览器
                var url = window.URL.createObjectURL(blob);
                var link = document.createElement('a');
                link.href = url;
                link.setAttribute("download",fileName)
                link.click();
            }
            
        }


    </script>

</html>
 

 

 点击保存按钮将下载到本地

 posted on 2021-09-26 18:40  boye169  阅读(839)  评论(0编辑  收藏  举报