how to change textContent in js

ByAnurag batra September 26, 2022September 6, 2022

Get the text content of an element: var x = document. getElementById("myBtn"). ...
Change the textual content of a  element with id="demo": getElementById("demo"). textContent = "Paragraph changed!";
Get all the textual content of an 
 element with id="myList": getElementById("myList").

Here is what the above code is Doing:
1. The first line of code gets the element with the ID of “myBtn” and stores it in a variable called btn.
2. The second line of code gets the element with the ID of “demo” and stores it in a variable called demo.
3. The third line of code changes the text inside the element with the ID of “demo” to “Hello World!”

Javascript Examples

const javascript

ByAnurag batra August 1, 2022June 30, 2022

// The const keyword was introduced in ES6 (2015). // Variables defined with const cannot be Redeclared. // Variables defined with const cannot be Reassigned. // Variables defined with const have Block Scope. Here is what the above code is Doing: 1. We declare a variable named myName and assign it the value of my…

Javascript Examples

jquery get each row in table

ByAnurag batra July 7, 2022June 30, 2022

$(‘table > tbody > tr’).each(function(index, tr) { console.log(index); console.log(tr); }); Here is what the above code is Doing: 1. We’re selecting the table element. 2. We’re selecting the tbody element. 3. We’re selecting all the tr elements. 4. We’re iterating over each tr element. 5. We’re logging the index of the tr element. 6. We’re…

Javascript Examples

how to reload webview in react native

ByAnurag batra September 19, 2022September 6, 2022

You can set a key to the webview key={this.state.key} and then you can reload it by updating the state this.setState({ key: this.state.key + 1 }); Here is what the above code is Doing: 1. The webview is given a key. 2. When the user presses the button, the key is updated. 3. The webview is…

Javascript Examples

no provider service angular

ByAnurag batra October 17, 2022September 6, 2022

import { Injectable } from ‘@angular/core’; @Injectable({ providedIn: ‘root’, }) export class UserService { } Here is what the above code is Doing: 1. We import the Injectable decorator from the @angular/core package. 2. We use the @Injectable decorator to mark the UserService class as a service. 3. We export the UserService class so that…

Javascript Examples

pwa cache viewer

ByAnurag batra October 12, 2022September 6, 2022

if (‘serviceWorker’ in navigator) { caches.keys().then(function(cacheNames) { cacheNames.forEach(function(cacheName) { caches.delete(cacheName); }); }); } Here is what the above code is Doing: 1. Check if the browser supports service workers. 2. If it does, then get all the cache names. 3. Loop through each cache name and delete it.

Javascript Examples

regexp substr tester

ByAnurag batra October 7, 2022September 6, 2022

regexp_substr(‘63755523768′,'((63)755)2(3(7(68)))’,1,1,’i’.4)D Here is what the above code is Doing: 1. The first argument is the string to be searched. 2. The second argument is the regular expression to be used. 3. The third argument is the position in the string to start the search. 4. The fourth argument is the occurrence of the pattern to…

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