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JavaScript Print Variable To Console

Last Updated : Jul 1, 2023

JavaScript Print Variable To Console

In this tutorial we will show you the solution of JavaScript print variable to console, we can print any values using console.log() method and we can also write script codes then executes, see results on console panel.

We sets value to a variable ‘num’ then printed on console using console.log() method for print anything on console panel we need to use this method only otherwise we can’t see any result on console panel.

Step By Step Guide On JavaScript Print Variable To Console :-

Here we defined a variable ‘num’ using ‘let’ keyword we can also use ‘var’ keyword instead of ‘let’.

Using that variable we stored ‘45678’ value then printed on console using ‘console.log()’ method.

The console.log() method prints any message that need to be displayed to the user.

It accepts a parameter which can be an array, an object or any message and it returns the value of the parameter given.

<!DOCTYPE html>
<html>
    <head>
        <title>console log</title>
        <script>
            let num=45678;
            console.log("Number is :"+num);
        </script>
    </head>
    <body>
    </body>
</html>
  1. <!DOCTYPE html> tag which is instruct the web browser about what version of HTML file written in and it’s not have any ending tag.
  2. The<html> tag is used to indicate the beginning of HTML document.
  3. As above shown <head> tag is contains information about webpage and external file links are declared here. <title> tag is used for set the webpage title.
  4. Both <head> and <title> tags having their pair end tag, so we need to close the ending tags respectively. If you’re not closed anyone of ending tag properly that is also affect the webpage result.
  5. <body> tag is beginning of main coding part because it contain coding of entire website blocks and elements described here.
  6. Within <script> tag we defined our javascript program, here we initialized a variable ‘num’ with value ‘45678’ and it is integer type. We can also declare any type of variables or initialize with values.
  7. Printed result using ‘console.log()’ method. Console.log() is a function in javascript which is used to print any kind of variables defined before in it or to just print any message that needs to be displayed to the user. Its output display on the javascript console.
  8. In browser for open javascript console use the shortcut ‘ctrl+shift+j’ then console panel will open at right hand side there we can see our result.
  9. Both </body>,</html> tags closed respectively. </body> tag indicates the end of body, Then </html> tag indicates the end of HTML document.

Conclusion :-

In conclusion we are able to know how to print variable value to console using javascript.

When we execute our program on browser we can’t see the result so we have use that shortcut ‘ctrl+shift+j’ then result will see printed on console by console.log().

This method only will print any message or value on the console, for generally printing values or string on webpage in javascript we had many inbuilt methods. We will see all these methods in future.

I hope this tutorial on JavaScript print variable to console helps you and the steps and method mentioned above are easy to follow and implement.