Proper validation of form data is important to protect your form from hackers and spammers!
Text boxes are used all over the web in various types of forms. Edit Report a Bug. Spaces in request variable names are converted to underscores.
The "welcome. Your new text should appear above the textbox.show value in textbox from database - php and mysql tutorial
That is, the periods are replaced with underscores. In order to specify a random string, you must include it in double quotes, and htmlspecialchars the whole value.
Save your work again, and click the submit button to run your script. As an example, change your PHP to this:. Use it's numerical form element ID instead, or enclose the variable name in single quotes and use that as the index to the elements array, for example: Click the button anyway.
Related Resources. GET also has limits on the amount of information to send. The solution is to use PHP's "array from form element" feature.
Your E-mail: You should see this appear above your text box: The code above is quite simple. This page does not contain any form validation, it just shows how you can send and retrieve form data. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. The first attribute, the action attribute, is set equal to an empty string "" or null.
The example below shows precisely how to do this -- it allows PHP code to capture screen height and width, something that is normally only possible on the client side.