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Visual Studio Code is lightweight IDE that offers It can compile upper versions of ECMAScript to lower versions like ES5. Supports type annotation, can deduce types. If not already opened, open hello.Typescript and Visual Studio Code IDE Introduction Now let's turn our attention to the hello.js file. Note: We can also add the above code by simply dragging the hello.js file from Solution Explorer into the opened index.html file.Īnd we are done with index.html. For more information about where to include JavaScript files, check this article from 2008. īut Why there and not in the ? Because by placing it at the end of the tag, we ensure that objects in HTML are loaded before any code in JavaScript file references them. We achieve this by adding the following line before the ending tag. This will cause the JavaScript file to load, when the index.html runs. We need to reference our created hello.js javascript file inside the index.html.
There is one more step before we finish with our HTML file. Code inside the hello.js file will append the resulting message inside this. Here we have an empty element that is used as a placeholder. The id attribute will also be used in the JavaScript file. The id attribute of the element is used inside hello.js file. Let’s examine the above code more closely by focusing on yellow highlighted lines 2, 3 and 5: Open HTML file index.html and add this code inside the tag: So let's begin adding the necessary code to the files we created. We will create a web page, where the user enters their name into the input field and after submitting, the page will greet you using the submitted name as shown below: It is as basic as it can be, but it might be a useful starting point for those not that familiar with JavaScript. In the rest of the article, we will create a simple web page that uses JavaScript for its functionality. Step 3 - Creating a simple Web JavaScript Project
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