Content will appear first and then we will have the alert form.Now save it go again to the browser and reload the page.If I put the at the bottom of the tag and you can see image down:.But once I click at ok then it has loaded the rest of the page now, as indicated in the image here:.You will notice that as you see in the picture underneath that only tag alert comes up first without loading the rest of page.Save these file and press ALT + B to execute this code.
The HTML page always loads from top to bottom & if your JS file will be present in or opening of the tag, then browser will run JavaScript first, before loading any of the content and it will leave a negative impact on your webpage.I will show you, why it should be at the bottom of the body tag. But I would advise you to add it at the end of the tag.You can add tag in the section of your HTML file, in the start of the tag and also at the of the body tag.Best way to include JavaScript Code in HTML Put the script tag in the HTML head or bottom of the body with src attribute to the JavaScript file location.Put the tag in the Html head or body with Javascript code.How to Include Javascript Code in HTML Page We have two methods to include the JS code in the Html file. Today, I will show you in detail that what was the reason for adding the tags at the bottom and how can you add an external JS file.
All right guys lets revise what we have learned in the past article, you saw me adding code at the bottom of the tags. In the last post, I have shared the introduction to JavaScript with an example and today I am going to tell you in detail How to Include Javascript Code in HTML Page and many more things that can help you in understand JavaScript easily.
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