nz-input-group is not a known element的解决方法

遇到如下的错误消息：

Failed to compile.

src/app/ngrxdemo/searchbookcomponents/search-input/search-input.component.html:4:3 - error NG8001: ‘nz-input-group’ is not a known element:

1. If ‘nz-input-group’ is an Angular component, then verify that it is part of this module.
2. If ‘nz-input-group’ is a Web Component then add ‘CUSTOM_ELEMENTS_SCHEMA’ to the ‘@NgModule.schemas’ of this component to suppress this message.

4 <nz-input-group [nzSuffix]=“suffixIconSearch” class=“search”>

添加如下依赖到package.json：
“ng-zorro-antd”: “^7.5.1”,

npm install:

发现一系列warning，原因是因为ng-zorro-antd和Angular的版本不一致：

加入下列语句后问题解决：

import {NgZorroAntdModule} from ‘ng-zorro-antd’;

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