the key "8" will actually be stored under 8.On the other hand "08" will not be cast, as it isn't a valid decimal integer. Web Design. If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail: W3Schools is optimized for learning and training. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. and screen sizes, and much more! WebSets or returns the value of the name attribute of the file upload button: required: Sets or returns whether a file in the file upload field must be selected before submitting a form: type: Returns which type of form element the file upload button is: value: Returns the path or the name of the selected file The filename has two parts, and they are separated by a dot (.) WebW3Schools offers free online tutorials, references and exercises in all the major languages of the web. Here, we will demonstrate some commonly used CSS properties. If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail: W3Schools is optimized for learning and training. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. Multithreaded programming contains two or more parts that can run concurrently. within a