JS-读取txt文件内容


<html>
    <head>
        <meta charset="UTF-8">
        <title>title>
    head>

    <body>
        <input type='file' accept='text/plain' onchange='openFile(event)'><br>
        <div id="output">div>
    body>
    <script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js">script>
    <script type="text/javascript">
        var openFile = function(event) {
            var input = event.target;
            var reader = new FileReader();
            reader.onload = function() {
                if(reader.result) {
                    //显示文件内容
                    $("#output").html(reader.result);
                }
            };
            reader.readAsText(input.files[0]);
        };
    script>

html>

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