What is the difference between disabled and readonly in HTML?
This time I will show you the difference between disabled and readonly in HTML? , what are the precautions when using disabled and readonly in HTML? The following is a practical case, let’s take a look.
1: readonly is to lock this control, and it cannot be modified through the interface (but it can be modified through javascript).
2: Disabled and readonly are similar in that they can lock the control and users cannot change its value, but disabled is more thorough. It means that you cannot use it at all, including changing its background color. (If you don’t believe it, if you try to modify a disabled input text box, you will find that your efforts are in vain). If it is a checkbox, you cannot select it.
3: All controls have the disabled attribute, but they do not necessarily have the readonly attribute. For example, select the drop-down box
I believe you have mastered the method after reading these cases. For more exciting information, please pay attention to the php Chinese website Other related articles!
Related reading:
How to use the head structure in HTML
Important attributes compatible with IE8X-UA- Compatible
In HTML lists, what are the differences between dl(dt,dd), ul(li), and ol(li)
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