本文介绍了ReferenceError:未定义gapi的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
所以我对此很陌生，我想做的就是使用Angular作为前端来制作一个简单的按钮，当单击该按钮时，就像使用gmail示例的任何登录一样，要求用户进行身份验证，但是我一直收到此错误，这里我要执行的代码是使用Google提供的代码吗? https://developers.google.com/gmail/api/v1/参考/用户/消息/列表并将其隐藏为打字稿
SO i am new at this what i am trying to do is using Angular as Front-end to make a simple button that when clicked asks for user to Authenticate just like any login using gmail example but i keep getting this error and here is my code what i am trying to do is use the code provided by googlehttps://developers.google.com/gmail/api/v1/reference/users/messages/listand covert it to typescript
app.component.ts
app.component.ts
export class AppComponent {
async authenticate() {
return await gapi.auth2.getAuthInstance().signIn({
scope: 'https://www.googleapis.com/auth/gmail.readonly',
});
}
app.component.html
app.component.html
<!DOCTYPE html>
<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" />
<script src="https://apis.google.com/js/api.js"></script>
<title>Document</title>
</head>
<body>
<div class="wrapper">
<button class="signup" (click)="authenticate()">authorize and load</button>
</div>
<router-outlet></router-outlet>
</body>
</html>
推荐答案
包含此脚本标签
<script src="https://apis.google.com/js/platform.js"></script>
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