In this example, we have displayed a Toast message just like we did in the previous example. Use the same steps as we used to run and test the application, and you will get the same results. Use setOnClickListener() With a Lambda Expression in Kotlin This example is similar to the on...
In this tutorial, we’re going to use both data structures to explore various ways of addingListcontents into aSetin Kotlin. 2. Using a for Loop A straightforward way to transferListcontents into aSetis by using aforloopto iterate over theListand add each element to theSet: ...
In Kotlin, you can set thetextproperty of theTextViewwidget directly. You don’t need to call thesetText()method as shown below: valmyTextView=findViewById<TextView>(R.id.textView)myTextView.text="Good Evening!" And that’s how you set theTextViewtext programmatically. Next, let’s le...
Here is an example using bothget()andset()functions in Kotlin based on the syntax above. Output: Use Kotlin Set as a Private Modifier The default getters and setters have a public modifier. We can change this if we want to use the setter with the private modifier by using theprivatekey...
Kotlin write file with writeTextThe writeText is a Kotlin File extension function which writes text encoded using UTF-8 or other charset to the file. If this file exists, it becomes overwritten. writefile3.kt package com.zetcode import java.io.File fun main() { val fileName = "src/...
setContentView(R.layout.activity_main) val helloText = findViewById<TextView>(R.id.helloText) helloText.text = "Hello, World!" } } This code finds theTextViewby its ID and sets its text to “Hello, World!”. Step 4: Running Your First Kotlin Project ...
Using a Gson Library To parse JSON In Kotlin Gson is a popular library in Koltin to deal with the JSON Object. Google originally developed the library. It provides a simple and efficient way to serialize and manipulate the JSON objects. One advantage of this library is that it automatically ...
How to Justify Text in TextView in Android - This example demonstrates how to Justify Text in TextView on Android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2
How to integrate HUAWEI Scan Kit (Default Mode- Kotlin)We use essential cookies for the website to function, as well as analytics cookies for analyzing and creating statistics of the website performance. To agree to the use of analytics cookies, click "Accept All". You can manage your ...
Here, we’ve used the String.CASE_INSENSITIVE_ORDER parameter — a built-in Comparator we can use to sort the strings by their natural order. 5. Using the sortedBy() Function With a Custom Mapping Function The sortedBy() function is another built-in function in Kotlin that we can use ...