There are many ways to create an Array in JavaScript. We'll look at how to create an empty array first using 2 methods.let myArr = []; let myArr = new Array();Both of the above lines create an empty array. The JavaScript community always prefers the first method as it is easier to read, type and performs the same task as the second one. You can also populate the array when you're creating it using either of the following 2 notations −let myArr = ["Mon", "Tue", "Wed", "Thu", "Fri"]; let myArr = new Array("Mon", "Tue", "Wed", "Thu", "Fri");You can print it ... Read More

The array is a container which can hold a fixed number of items and these items should be of the same type. It stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type.Why do we need arrays?Let's say you want to record the average temperatures of all days of the week. You can record them as follows −let avgTempMon = 35; let avgTempTue = 33; let avgTempWed = 31; ... Read More

To create a collapsible list group, use the panel-collapse property with list-group property.ExampleThe list-group property lists items using the list-group-item property −Live Demo           Bootstrap Example                                          Questions/ Answers          Click below to learn about the technologies for which we provide Interview Questions.                                                                              Info                                                                                          Java                      PHP                      C++                      HTML5                      jQuery                                                                  

Labels are great for offering counts, tips, or other markups for pages.ExampleUse class .label to display labels and try to run the following codeLive Demo           Bootstrap Example                                 Tutorials                       150                       Quiz                       90                    

To get a jumbotron of full width, and without rounded corners use the .jumbotron class outside all .container classes and instead add a .container within.ExampleYou can try to run the following code to implement thisLive Demo           Bootstrap Example                                                       Welcome to landing page!             Example for jumbotron.                                               Click for more                                                

To hide a Bootstrap class, use the .hidden class.Example You can try to run the following code to hide a class −           Bootstrap Example                                                       This class is visible.                                 This is an example for hide class. This will be hidden.                    

To implement the table-striped class in Bootstrap, you can try to run the following code:ExampleLive Demo           Bootstrap Table                                                Footballer Rank                                      Footballer                Rank                Country                                

To create an inverted navbar with a black background and with white text, simply add the .navbar-inverse class to the .navbar class.ExampleYou can try to run the following code to implement navbar-inverse class −Live Demo           Bootstrap Example                                                       TutorialsPoint                                                iOS                SVN                                                        Java                                                                                jmeter                      EJB                      Jasper Report                                            Separated link                                            One more separated link                                                                  

To align the components like nav links, forms, buttons, or text to left or right in a navbar using the utility classes .navbar-left or .navbar-right. Both classes will add a CSS float in the specified direction.ExampleYou can try to run the following code to align componentsLive Demo           Bootstrap Example                                                       Alignment                                                                                                    Java                                                                                jmeter                      EJB                      Jasper Report                                            Separated link                                            One more separated link                                                                          Left align-Submit Button                         Left align-Text                                                                                Java                                                                                jmeter                      EJB                      Jasper Report                                            Separated link                                            One more separated link                                                                                             Right align-Submit Button                                         Right align-Text                    

To wrap strings of text in an element using the class .navbar-text.ExampleYou can try to run the following code to set text in Bootstrap Navbar −Live Demo           Bootstrap Example                                                       Demo                                 Copyright © 2018