Angular

Exploring Angular’s New @let Syntax: Enhancing Template Variable Declarations

Netanel Basal

Angular's new feature, @let syntax, provides a simplified way to declare local variables and manage control flow within templates, thereby aiming to improve template logic readability. Beneficial when working with asynchronous data and complex conditions, this new feature addresses challenges such as the management of falsy values, elimination of multiple subscriptions and reduction of repetitive coding. Besides declaring local variables within templates, @let syntax can be applied to handle observable values, perform type narrowing, create intermediate properties in @for loops and work with expensive pipes. The new feature, together with @if and @for, will improve template variable declarations and control flow management.

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