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Practice how to use map in JavaScript
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>How to use map in JavaScript</title> <!--Script is added to write JavaScript code inside it--> <script> var loopResult = ""; //create a Map (Map is a key-value pair) with some key-value pairs const fruitsPrice = new Map([["Apple", 10], ["Banana", 5]] ); // add another key-value pair to the fruitsPrice Map fruitsPrice.set("Orange", 8); for(let [key, value] of fruitsPrice ) // loop through the fruitsPrice Map { loopResult += "<p> The price of " + key + " is $" + value + ".</p>"; } function myFunction() { document.getElementById("outPut").innerHTML = loopResult; }; </script> </head> <body> <h1>How to use map in JavaScript?</h1> <button onclick="myFunction()">Click here to see result</button> <p id="outPut"></p> </body> </html>
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