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How to display JavaScript variable value in alert box?
To display JavaScript variable value in an alert box, try to run the following code −
Example
<html> <head> <script> function display() { var a = "Simple"; var b = "Learning"; alert(a +" Easy "+ b); } </script> </head> <body> <input type="button" value="Click me!" onClick="display();"> </body> </html>
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