Javascript form validation tutorial
#javascript #formvalidation #larntech
Javascript form validation, form validation is one of the most common web development tasks.
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When you are posting a form you will need to validate if the users provided the required details.
In this video javascript video tutorial, I will show you how form validation can be achieved.
Despite the ability for the browser to perform validation for empty inputs or input type some hackers go to the extra mile and perform and bypass this and help it's always advisable to do another form validation.
What you will learn in this form validation tutorial is.
1. Validate empty form inputs ( username or password )
2. Prevent default form validation.
3. Consolo error message when validation has an error.
4. Show error message to the user if the validation rules fail.
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