• The difference between readonly and disabled


    The summary is as follows:Readonly is valid only for input (text / password) and textarea, while disabled is valid for all form elements, including select, radio, checkbox, button, etc. However, after the form element is disabled, when we submit the form in the form of post or get, the value of this element will not […]

  • Comparison of form element attributes readonly and disabled


    1) Scope of application: readonly:input[type=”text”],input[type=”password”],input[type=”teaxtarea”] Disabled: all form elements, such as select, radio, check box, button, etc 2) Operation: Readonly: the user is not allowed to modify the operation and does not affect any other operationDisabled: prevent users from doing everything, including clicking events and getting focus events 3) Form submission: Readonly: the values of […]

  • HTML form control disable property readonly vs disabled


    There are two ways to disable form submission in HTML 1. Addreadonly=’readonly’Properties 2. Adddisabled=’disabled’Properties For example: <input type=”text” value=”” readonly=”readonly” /> <input type=”text” value=”” disabled=”disabled” /> Both controls in the example are not modifiable. But they also have some differences! From the literal meaning, we can see that the control that tries the readonly property […]

  • How to use the HTML form attributes readonly and disabled


    1. Readonly read-only property, so that you can get the value value 2. Disabled invalid attribute. Value value cannot be obtained

  • A detailed explanation of the slight difference between readonly and disabled


    Both readonly and disabled enable users not to change the contents of form fields. But there are small differences between them, which are summarized as follows: Readonly only for input (text/ Password) and textarea are valid, while disabled is valid for all form elements. However, when the form element is submitted in post or get […]

  • Disabled a value that cannot be entered cannot be passed to the action layer


    If you want the form to be in a state that cannot be entered, I set the form to: Copy code The code is as follows: style=”cursor:not-allowed;” disabled However, after this setting, it is found that there is no way to get the value for the action in the background. Finally, I searched the Internet […]

  • Introduction to the specific usage of the disabled and readonly attributes of textarea


    The disabled property indicates a disabled text area in which the content cannot be modified and the value cannot be passed in the request. The readonly property specifies that the text area is read-only. Content cannot be modified in a read-only text area. Values can be passed in the request. The specific usage is as […]

  • Two ways to disable form control in HTML readonly and disabled


    In the process of making web pages, we often use forms. But sometimes we want the controls on the form to be immutable. For example, in the password changing web page, the text box displaying the user name should be immutable. There are two ways to disable HTML, which are: 1. Add readonly = readonly […]

  • The function and difference of disabled and readonly


    1: readonly is to lock this control. You cannot modify it through the interface (but you can modify it through JavaScript). 2: disabled and readonly have the same thing. You can also lock this control. The user can’t change its value, but disabled is more thorough. It means that you can’t use it at all, […]