Html code for validating password

If the entered data follows all of the specified rules, it is considered valid; if not, it is considered invalid.When an element is valid, the following things are true: Adds a custom error message to the element; if you set a custom error message, the element is considered to be invalid, and the specified error is displayed.But to answer you question: There are uncountable ways to do what you want to do.Form validation helps us to ensure that users fill out forms in the correct format, making sure that submitted data will work successfully with our applications.Never trust all incoming data – it will protect you from any unexpected cases.

validate Email($email) && $error === false) if ($error === true) else ? What is the best (or a good) way to handle user input messages/errors?

Java Script function, the values of the Password and the Confirm Password Text Boxes are fetched and are compared.

If the values do not match an error message is displayed using Java Script Alert Message Box and False value is returned in order to stop the form submission.

If the argument is the empty string, the custom error is cleared.

For legacy browsers, it's possible to use a polyfill such as Hyperform to compensate for the lack of support for the constraint validation API.

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