May 2018
Intermediate to advanced
512 pages
11h 3m
English
Content preview from Angular 6 for Enterprise-Ready Web Applications
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Null guarding in Angular
In JavaScript, the undefined and null values are a persistent issue that must be proactively dealt with every step of the way. There are multiple ways to guard against null values in Angular:
- Property Initialization
- Safe Navigation Operator ?.
- Null Guarding with *ngIf
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