How do you add/remove CSS classes in NativeScript?

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In NativeScript, you can add and remove CSS classes using the classList property provided by the NativeScript framework. The approach is similar to web development with a few platform-specific considerations. Below is an example in TypeScript for a NativeScript Angular application:// Import necessary...
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In NativeScript, you can add and remove CSS classes using the classList property provided by the NativeScript framework. The approach is similar to web development with a few platform-specific considerations. Below is an example in TypeScript for a NativeScript Angular application:// Import necessary modules from NativeScriptimport { Component } from "@angular/core";import { ElementRef } from "@angular/core";// Decorate the component with @Component@Component({ selector: "my-app", template: ` <TextField #myTextField class="originalClass" hint="Enter text"></TextField> <Button text="Change Class" (tap)="changeClass()"></Button> `, styleUrls: ["./app.component.css"]})export class AppComponent { // Inject the ElementRef to access the native view constructor(private el: ElementRef) {} // Function to change the class changeClass() { // Get the native view const textField = this.el.nativeElement.querySelector("#myTextField"); // Remove the original class textField.classList.remove("originalClass"); // Add the new class textField.classList.add("newClass"); }} In this example, we have a TextField element with the initial class "originalClass," and a button that triggers the changeClass function when tapped. Inside the function, we use classList to remove the original class and add a new class. Make sure to replace the class names with your own as needed. Note that the exact implementation may vary based on your NativeScript project structure and the specific version of NativeScript you are using. read less
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