Angular 8 Data Binding Tutorial OdUF1TWQrZ8

Web Reference: Feb 21, 2019 · So there is a difference when using the ? within Angular, here are the three ways you may be referring to for the usage. safe-operators When you set a value within the HTML with a question mark in it, this is a safe check, so you check the variable is defined before you access it. (trying at access values that do not exist will result in errors). The snippet below would check this.example has ... May 2, 2018 · Angular [disabled]="MyBoolean" not working Asked 8 years ago Modified 1 year, 9 months ago Viewed 231k times Feb 8, 2016 · From the angular documentation: "The asterisk is "syntactic sugar" for something a bit more complicated. Internally, Angular translates the *ngIf attribute into a element, wrapped around the host element, like this. The *ngIf directive moved to the element where it became a property binding, [ngIf].

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