vue表格导入

<input id="upload" type="file" @change="importfxx(this)"  accept=".csv, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel" />

importfxx(obj) {
let _this = this;
console.log("xxxxxxxxxxxxxxxxxxxxxxxxxxx1");
let inputDOM = this.$refs.inputer;
// 通过DOM取文件数据

this.file = event.currentTarget.files[0];

var rABS = false; //是否将文件读取为二进制字符串
var f = this.file;

var reader = new FileReader();
//if (!FileReader.prototype.readAsBinaryString) {
FileReader.prototype.readAsBinaryString = function(f) {
var binary = "";
var rABS = false; //是否将文件读取为二进制字符串
var pt = this;
var wb; //读取完成的数据
var outdata;
var reader = new FileReader();
reader.onload = function(e) {
var bytes = new Uint8Array(reader.result);
var length = bytes.byteLength;
for(var i = 0; i < length; i++) {
binary += String.fromCharCode(bytes[i]);
}



var XLSX = require('xlsx');
if(rABS) {
wb = XLSX.read(btoa(fixdata(binary)), { //手动转化
type: 'base64'
});
} else {
wb = XLSX.read(binary, {
type: 'binary'
});
}

outdata = XLSX.utils.sheet_to_json(wb.Sheets[wb.SheetNames[0]]);

_this.users =outdata; //将数据绑定到表格
}
reader.readAsArrayBuffer(f);
}
if(rABS) {
reader.readAsArrayBuffer(f);
} else {
reader.readAsBinaryString(f);
}
}