For example, the following code displays a pop-up with the message Hello World.
<script>alert ('Hello World');</script>
In this case, it runs before the page content is displayed. Here is an example:
<body></body> tags). This is generally the preferred solution because:
myScript.js file would contain the following code:
alert ('Hello World');
To tell the browser to fetch the file, the following syntax is used in HTML:
As for the internal JavScript, the position of the
<script> tag determines its
order of execution. Again, in order not to slow down the display, it is better to place it
</body> closing tag.
In the following HTML code, add a line that allows you to insert the script that
is located at the address
Note that this type of alert is quite unpleasant for the user. One should avoid