运行ng服务时出现以下错误...
PS F:\Projects\RecipeApp> ng serve
Invalid JSON character: "\"" at 76:13.
Error: Invalid JSON character: "\"" at 76:13.
at _token (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:63:19)
at _readArray (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:316:9)
at _readValue (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:561:22)
at _readProperty (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:398:19)
at _readObject (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:431:30)
at _readValue (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:564:22)
at _readProperty (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:398:19)
at _readObject (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:431:30)
at _readValue (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:564:22)
at _readProperty (F:\Projects\RecipeApp\node_modules\@angular-devkit\core\src\json\parser.js:398:19)
我正在使用角度版本6
我想从我的数据库中填充下拉列表。 剃刀页面中模型绑定的方式是什么
public IActionResult OnGet()
{
var model = new Item
{
ItemTypes = _context.ItemTypes.ToList(),
Parts = _context.Parts.ToList(),
Sections = _context.Sections.ToList()
};
return Page();
}
我正在尝试搭建脚手架并收到以下错误：
运行选定的代码生成器时出错找不到方法：'Void EntityFrameworkCore.Design.Internal.DbContextOperations
我想以我的有角形式显示敬酒通知。我正在使用Visual Studio .net Core 2.1模板...我正在
运行localhost时无法获取/错误...
运行ng build并显示以下错误...
../../../../../node_modules/ng2-toasty/index.d.ts(1,37）：错误TS2307：找不到模块'@ angular / core'。../../../../../node_modules/ng2-toasty/src/shared.d.ts(1,30）：错误TS2307：找不到模块'@ angular / platform-browser'。../../../../../node_modules/ng2-toasty/src/shared.d.ts(2,31）：错误TS2307：找不到模块'@ angular / core'。../../../../../node_modules/ng2-toasty/src/toast.component.d.ts(1,30）：错误TS2307：找不到模块'@ angular / core'。../../../../../node_modules/ng2-toasty/src/toasty.component.d.ts(1,24）：错误TS2307：找不到模块“ @ angular / core”。../../../../../node_modules/ng2-toasty/src/toasty.service.d.ts(1,28）：错误TS2307：找不到模块“ rxjs / Observable”。
AppModule：
import { VehicleFormComponent } from './vehicle-form/vehicle-form.component';
import { VehicleService } from './services/vehicle.service';
import { ToastyModule } from 'ng2-toasty';
import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import { FormsModule } from '@angular/forms';
import { HttpClientModule } from '@angular/common/http';
import { RouterModule } from '@angular/router';
@NgModule({
declarations: [ …Bootstrap 正在我的索引页和其他默认生成的页面中工作....但是我在页面内创建的文件夹和脚手架在这些页面上使用 crud bootstrap 不起作用.....我在 asp 中尝试了同样的事情。 net core 2 mvc 模板，它工作正常。
这是我的创建视图
@page
@model Memberships.Pages.Section_Page.CreateModel
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Create</title>
</head>
<body>
<h4>Section</h4>
<hr />
<div class="row">
<div class="col-md-4">
<form method="post">
<div asp-validation-summary="ModelOnly" class="text-danger">
</div>
<div class="form-group">
<label asp-for="Section.Title" class="control-label">
</label>
<input asp-for="Section.Title" class="form-control" />
<span asp-validation-for="Section.Title" class="text-
danger"></span>
</div>
<div class="form-group">
<div class="col-md-offset-2 col-md-10">
<input type="submit" value="Create" class="btn btn-
success" />
</div>
</div>
</form>
</div>
</div>
<div>
<a asp-page="Index">Back …我创建了一个问题组件.在那个组件中,我提出了一些硬编码的问题.当我尝试运行应用程序时,它显示文本未定义.
这是我的组件:
import { Component, OnInit } from '@angular/core';
@Component({
selector: 'app-question-list',
templateUrl: './question-list.component.html',
styleUrls: ['./question-list.component.css']
})
export class QuestionListComponent implements OnInit {
questions: Object[];
constructor() {
this.questions = [
{
text: 'What is your name?',
answer: 'My name is Saeef'
},
{
text: 'What is your favorite color?',
answer: 'My favorite color is blue'
];
}
ngOnInit() {
}
}
我的HTML:
<div class="question" *ngFor let question of questions">
<div class="card">
<div class="card-header">
{{ question.text }}
</div>
<div class="card-block">
<p …