Using Window. alert() method displays a dialog with the specified content. Printing an object using the Window. alert() method will display [object Object] as the output. To get the proper string representation of the object, the idea is to convert the object into a string first using the JSON.
Alert Box. An alert box is often used if you want to make sure information comes through to the user. When an alert box pops up, the user will have to click “OK” to proceed.
How do you show an object object?
- Displaying the Object Properties by name.
- Displaying the Object Properties in a Loop.
- Displaying the Object using Object. values()
- Displaying the Object using JSON. stringify()
Can we use alert () in TypeScript?
An alert box is often used if you want to make sure information comes through to the user and it displays some information to the user. Open Visual Studio 2012 and click “File” -> “New” -> “Project…”. A window is opened. In this window, click HTML Application for TypeScript under Visual C#.
How do you write alert in an alert box?
- Example. Display an alert box: alert(“Hello! I am an alert box!!”); More examples below.
- Alert box with line-breaks: alert(“Hello\nHow are you?” );
- Alert the hostname of the current URL: alert(location. hostname);
An alert box displays only one button which is the OK button whereas the Confirm box displays two buttons namely OK and cancel.