1.主进程main.js

var electron = require('electron')
var app = electron.app
var BrowserWindow = electron.BrowserWindow
var mainWindow = null

app.on('ready', () => {
   
    mainWindow = new BrowserWindow({
   
        width: 400,
        height: 300,
        webPreferences: {
   
            nodeIntegration: true,
            

1.主进程main.js

var electron = require('electron')
var app = electron.app
var BrowserWindow = electron.BrowserWindow
var mainWindow = null

app.on('ready', () => {
   
    mainWindow = new BrowserWindow({
   
        width: 400,
        height: 300,
        webPreferences: {
   
            nodeIntegration: true,