您好我正在使用JHipster 4.0.1
我想将angular 2材料集成到我的home.component中.
我做了:npm install material npm install angular2/{core,button}
<html><head></head>
<body>
<md-button>Hello </md-button></body></html>
错误是:md-button不是已知元素
我正在开发一个医疗网站,当药物的数量<50时,我想在药剂.组件.HTML的页面中显示警报.我这样做了:
<span *ngFor="let medicament of medicaments" >
<span *ngIf="{{medicament.quantity}} < 50">
<div class="callout callout-danger lead">
<h4>Alert!</h4>
<p>Vous devez charger le stock de medicaments {{medicament.nom}}
de type {{medicament.type}} </p>
</div>
</span></span>
但我不知道为什么它不起作用,错误是:
> Unhandled Promise rejection: Template parse errors:
TypeError: Cannot read property 'toUpperCase' of undefined ("<span
*ngIf="medicaments">
<span *ngFor="let medicament of medicaments" >
<span [ERROR ->]*ngIf="{{medicament.quantity}} < 50">
<div class="callout callout-danger lead">
"): MedicamentComponent@26:18
Can't bind to '*ngIf' since it isn't a known property of 'span'.
("<span *ngIf="medicaments">
<span *ngFor="let …