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Following is the code to pass an object of parameters to a function −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result, .sample { font-size: 18px; font-weight: 500; color: rebeccapurple; } .sample { color: red; } Passing an object of parameters into a function CLICK HERE Click on the above button to add 4 object values by passing them to a function let ... Read More
Following is the code to merge objects into a single object array −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result, .sample { font-size: 18px; font-weight: 500; color: rebeccapurple; } .sample { color: red; } Merge objects into a single object array [{id:22, class:7}, {name:'Rohan', age:12}, {state:'Delhi', country:'India'}] CLICK HERE Click on the above button to merge the above objects inside array into ... Read More
This example demonstrates how to put a ListView into a ScrollView without it collapsing on Android in Kotlin.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 − Add the following code to res/layout/activity_main.xml.Example Step 3 − Add the following code to src/MainActivity.ktimport android.os.Bundle import android.widget.ArrayAdapter import android.widget.ListView import androidx.appcompat.app.AppCompatActivity class MainActivity : AppCompatActivity() { private val listViewArray = arrayOf( "ONE", "TWO", "THREE", "FOUR", "FIVE", "SIX", "SEVEN", "EIGHT", "NINE", "TEN", "Eleven", "Twelve", ... Read More
The JavaScript alert() function is used to display a popup message to the user.Following is the code for the JavaScript alert() function −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } Javascript text alert CLICK HERE Click on the above button to trigger the alert popup let BtnEle = document.querySelector(".Btn"); BtnEle.addEventListener("click", () => { alert("You pressed the button"); }); OutputThe above code will produce the following output −On clicking the ‘CLICK HERE’ button −
The image object represents the HTML element.Following is the code for image object in JavaScript −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result { font-size: 18px; font-weight: 500; color: rebeccapurple; } The image() object in JavaScript CLICK HERE Click on the above button to display an image let resEle = document.querySelector(".result"); let BtnEle = document.querySelector(".Btn"); let newImage = new Image(500, 300); newImage.src = "https://i.picsum.photos/id/195/536/354.jpg"; BtnEle.addEventListener("click", () => { resEle.appendChild(newImage); }); OutputThe above code will produce the following output −On clicking the ‘CLICK HERE’ button −
Following is the code to apply reduce method to objects in JavaScript −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result, .sample { font-size: 18px; font-weight: 500; color: rebeccapurple; } .result { color: red; } Reduce method for objects in JavaScript { a:6, b:2, c:9, d:5, } CLICK HERE Click on the above button to multiply the above object values together let resEle ... Read More
Following is the code to convert two arrays into one JavaScript object −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result, .sample { font-size: 18px; font-weight: 500; color: rebeccapurple; } .result { color: red; } Convert two arrays into one JavaScript object ["firstName", "lastName", "age"]["Rohan", "Sharma", 21] CLICK HERE Click on the above button to create an object from the above two arrays ... Read More
Following is the code to assign values to an array with null/empty objects using JavaScript −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result { font-size: 18px; font-weight: 500; color: rebeccapurple; } Assign values to an array with null/empty objects CLICK HERE Click on the above button to assign values to empty object inside arrObj let resEle = document.querySelector(".result"); let BtnEle = document.querySelector(".Btn"); let obj = ... Read More
Following is the code to create a multidimensional JavaScript object −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result { font-size: 18px; font-weight: 500; color: rebeccapurple; } Create a multidimensional JavaScript object CLICK HERE Click on the above button to create and display a multidimensional object let resEle = document.querySelector(".result"); let BtnEle = document.querySelector(".Btn"); BtnEle.addEventListener("click", () => { let obj = { firstName: "Rohan", lastName: "Sharma", school: { name: "St Marks", address: { city: "Dwarka", state: "Delhi", }, }, }; console.log(obj); }); OutputThe above code will produce the following output −On clicking the ‘CLICK HERE’ button and inspecting the output in console −
Following is the code to access an object through another object in JavaScript −Example Live Demo Document body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result { font-size: 18px; font-weight: 500; color: rebeccapurple; } Access an object through another object in JavaScript CLICK HERE Click on the above button to display obj2 let resEle = document.querySelector(".result"); let BtnEle = document.querySelector(".Btn"); let obj = { firstName: "Rohan", ... Read More