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关于 ionic4 中 *ngif 在 自定义组件 里面报错的问题

angular7 ionic4
字数统计: 112阅读时长: 1 min
2019/07/12 Share

具体报错内容:

Property binding ngIf not used by any directive on an embedded template. Make sure that the property name is spelled correctly and all directives are listed in the "@NgModule.declarations".

解决办法:

  • 导入 import { CommonModule } from '@angular/common';

  • imports 中引入 CommonModule 模块

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//components.module.ts

import { NgModule } from '@angular/core';
import { BlackListComponent } from '../components/black-list/black-list.component';
import { CommonModule } from '@angular/common';  // <==  添加CommonModule


@NgModule({
    declarations: [
        BlackListComponent
    ],
    imports: [
        CommonModule,// <== 引入 CommonModule组件
    ],
    exports: [
        BlackListComponent
    ],
    entryComponents: [
        BlackListComponent
    ],
})
export class ComponentsModule { }
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  1. 1. 具体报错内容:
  2. 2. 解决办法:
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