How to use read-only and disabled in forms

This time I will show you how to use read-only and disabled in the form. What are the precautions for using the read-only and disabled attributes in the form? The following is the actual combat Let’s take a look at the case.

Read-only and disabled attributes in the form

1. Read-only: The server does not want the user to modify the data, but only requires the data to be displayed in the form. For example, registration or transaction agreement, commodity price, etc.

2. Disable: A certain function can only be used when a certain condition is met. For example, the user is only allowed to click the "Register"

button after agreeing to the registration agreement. The player space is in the playing state and cannot click the "Play" button, etc. For example

<!—This document attribute is read-only-- ></p> <p>(Specific content of the service agreement)…..

Extension:

I believe you have mastered the methods after reading these cases. For more exciting information, please pay attention to php Chinese website

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