javascript和vue和css从本地导入excle并读取文件用SheetJS或XLSX有没有具体案例
时间: 2024-02-11 19:05:51 浏览: 88
是的,有具体案例。以下是一个使用Vue和SheetJS解析Excel文件并在页面中显示数据的示例代码:
HTML:
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title>Excel Reader</title>
<style>
table,
th,
td {
border: 1px solid black;
border-collapse: collapse;
padding: 5px;
}
th {
font-weight: bold;
text-align: center;
}
td {
text-align: center;
}
</style>
</head>
<body>
<div id="app">
<input type="file" v-on:change="handleFileSelect" />
<div id="tableContainer">
<table>
<thead>
<tr>
<th v-for="(header, index) in tableHeaders" :key="index">
{{ header }}
</th>
</tr>
</thead>
<tbody>
<tr v-for="(row, index) in tableData" :key="index">
<td v-for="(cell, index) in row" :key="index">{{ cell }}</td>
</tr>
</tbody>
</table>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.6.14/vue.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.17.1/xlsx.full.min.js"></script>
<script src="app.js"></script>
</body>
</html>
JavaScript:
const app = new Vue({
el: "#app",
data: {
tableHeaders: [],
tableData: [],
},
methods: {
readFile: function (file) {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.readAsArrayBuffer(file);
reader.onload = () => {
resolve(reader.result);
};
reader.onerror = reject;
});
},
parseExcel: async function (file) {
const data = await this.readFile(file);
const workbook = XLSX.read(data, { type: "array" });
const sheetName = workbook.SheetNames[0];
const worksheet = workbook.Sheets[sheetName];
this.tableHeaders = XLSX.utils.sheet_to_json(worksheet, {
header: 1,
range: 0,
})[0];
this.tableData = XLSX.utils.sheet_to_json(worksheet, {
header: 1,
range: 1,
});
},
handleFileSelect: async function (evt) {
const file = evt.target.files[0];
await this.parseExcel(file);
},
},
});
此代码使用Vue框架和SheetJS库解析Excel文件并将其转换为JSON格式。然后,它使用Vue的数据绑定功能将Excel数据添加到HTML表格中。该代码假设您已经安装了Vue和SheetJS,并且在页面上有一个Vue应用程序的根元素<div id="app">
。应用程序绑定到一个<input type="file">
元素,并使用v-on:change
指令将其绑定到handleFileSelect
方法。
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