Can‘t bind to formControl since it isn‘t a known property of input错误消息的处理

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试图给input标签页施加formControl这个Directive的时候,出现如下错误:

Can’t bind to ‘formControl’ since it isn’t a known property of ‘input’.

解决办法:导入ReactiveFormsModule :

import { ReactiveFormsModule } from '@angular/forms';

加入app module的imports区块里:

之后语法错误消失:


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