vue:word本地上传预览

目前只能预览docx格式的文件。

1、word本地上传预览demo


<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>test-word本地上传预览title>
head>

<body>
    <div class="container">
        <input id="document" type="file" />
        <div class="row" style="width: 100%;">
            <div class="span8">
                <div id="output" class="well">div>
            div>
        div>
    div>

    <script src="https://cdn.bootcss.com/mammoth/1.4.8/mammoth.browser.js">script>
    <script type="text/javascript">
        document.getElementById("document")
            .addEventListener("change", readFileInputEventAsArrayBuffer, false);

        function displayResult(result) {
            let html = result.value;
            let newHTML = html.replace(//g, '')
            .replace('

', '

') .replace(//g,'
').replace(//g,'').replace(/
/g, '') .replace(/

/g, '

'); document.getElementById("output").innerHTML = newHTML; } function readFileInputEventAsArrayBuffer(event) { var file = event.target.files[0]; var reader = new FileReader(); reader.onload = function (loadEvent) { var arrayBuffer = loadEvent.target.result;//arrayBuffer mammoth.convertToHtml({ arrayBuffer: arrayBuffer }) .then(displayResult) .done(); }; reader.readAsArrayBuffer(file); } script> body> html>

在vue中使用:

html

<input id="document" type="file" />
<div id="output" class="well"></div>

js:

require("./mammoth");
mounted() {
document.getElementById("document").addEventListener("chang,
                that.readFileInputEventAsArrayBuffer,
                false
            );
}
 methods: {
        displayResult(result) {
            document.getElementById("output").innerHTML = result.value;
        },
        readFileInputEventAsArrayBuffer(event) {
            let that = this;
            var file = event.target.files[0];
            var reader = new FileReader();

            reader.onload = function(loadEvent) {
                var arrayBuffer = loadEvent.target.result; //arrayBuffer

                mammoth
                    .convertToHtml({ arrayBuffer: arrayBuffer })
                    .then(that.displayResult)
                    .done();
            };

            reader.readAsArrayBuffer(file);
        }
}

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