If you wrap your this.loading = false in a setTimeout for 2 seconds the ... of the mat-expansion-panel which is where the issue truly is. ... <看更多>

I should be able to control the state of the spinner from a variable. ... <mat-form-field> <input matInput [id]="select-product-name" ... ... <看更多>

<nb-card [nbSpinner]="loading" nbSpinnerStatus="danger"> <nb-card-body>Card Content</nb-card-body> </nb-card>. Installation. Import NbSpinnerModule to your ... ... <看更多>

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