Javascript Window confirm() Method Last Updated : 20 Aug, 2024 Comments Improve Suggest changes Like Article Like Report The confirm() method in JavaScript displays a dialog box with a message and two buttons: OK and Cancel. It is often used to get user confirmation before an action, returning true if OK is clicked, and false if Cancel is clicked.Syntaxconfirm(message);Parametersmessage: It is the optional string to be displayed in the dialog. It returns a boolean value indicating whether OK or Cancel was selected (true means OK and false means that the user clicked cancel). Example 1: Basic Confirmation DialogIn this example the window.confirm() method displays a dialog box with "OK" and "Cancel" options. It returns true if "OK" is clicked and false for "Cancel," allowing conditional actions based on user response. HTML <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Window confirm() Method</title> </head> <body style="text-align: center;"> <h1 style="color:green;"> GeeksforGeeks </h1> <h2>Window confirm() Method</h2> <p> Click the button to display a confirm box. </p> <p id="add"></p> <button onclick="geek()"> Click me! </button> <script> function geek() { let result = confirm("Press OK to close this option"); if (result === true) { document.getElementById("add").textContent = "User clicked OK"; console.log("User clicked OK"); } else { document.getElementById("add").textContent = "User clicked Cancel"; console.log("User clicked Cancel"); } } </script> </body> </html> Output: Example 2: Confirmation Dialog on Link ClickIn this example The window.confirm() method displays a confirmation dialog when a user clicks the link. Returning true allows navigation; false cancels it, preventing the link from opening based on the user's choice. HTML <!DOCTYPE html> <html> <body> <h2>JavaScript confirm() Example with a Link</h2> <a href="https://www.geeksforgeeks.org" onclick="return confirmLinkClick()"> Click this link </a> <script> function confirmLinkClick() { return confirm("Are you sure you want to navigate away?"); } </script> </body> </html> Output: Supported BrowsersGoogle ChromeEdge Internet Explorer Firefox OperaSafari Comment More infoAdvertise with us Next Article Javascript Window confirm() Method V Vishal Chaudhary 2 Follow Improve Article Tags : JavaScript Web Technologies javascript-functions Similar Reads JavaScript window.close() Method JavaScript window.close() method, is used for closing a certain window or tab of the browser which was previously opened by the window.open() method.Syntax:window.close();Parameters: This method does not accept any parameters.Example: In this example, at first we will use the window.open() method to 2 min read JavaScript window.open() Method The Javascript window.open() method is used to open a new tab or window with the specified URL and name. It supports various parameters that can be used to specify the type and URL location of the window to be opened.Syntax:window.open(url, windowName, windowFeatures)Parameters: It has the following 3 min read Javascript Window prompt() Method The window.prompt() method in JavaScript is a built-in function that displays a dialog box prompting the user to input some text. This method is particularly useful for gathering simple user input in a straightforward manner. Syntaxlet result = window.prompt(message, defaultText);In the above syntax 4 min read Javascript Window Open() & Window Close() Method The Javascript Window.Open() method is used to open the web pages into a new window or a new tab. It depends on the browser settings and the values assigned to the parameter. Syntax:window.open(URL, name, specs, replace)Parameters: This method accepts four parameters as mentioned above and described 3 min read Javascript Window Blur() and Window Focus() Method JavaScript provides various methods to manipulate browser windows, two of which are window.blur() and window.focus(). These methods are particularly useful when managing the user interface and enhancing the user experience by controlling window focus.Javascript Window Blur()Javascript Window Blur() 3 min read Like