How do you make only some text in a text box read only while allowing the rest to be edited?

How do you make only some text in a text box read only while allowing the rest to be edited?

alternatives

1. in the text-field label put the constant text .
2. when the user submits the form capture the value of the text-field and add your text to it .
3. add a help note to the user that this input should be as follows (eg : mytext-yourtext)

How do I make a TextBox non editable in HTML?

The readonly attribute makes a form control non-editable (or “read only”).

1. A read-only field can’t be modified, but, unlike disabled , you can tab into it, highlight it, and copy its contents.
2. Setting the value to null does not remove the effects of the attribute.

How do I make a TextBox non editable in CSS?

The read-only attribute in HTML is used to create a text input non-editable. But in case of CSS, the pointer-events property is used to stop the pointer events.

How to create a read only text box?

To create a read-only text box Set the TextBox control’s ReadOnly property to true. With the property set to true, users can still scroll and highlight text in a text box without allowing changes. A Copy command is functional in a text box, but Cut and Paste commands are not.

How to populate textbox readonly in ASP.NET?

You can manually populate the text box by grabbing the form data yourself from the Page_Load () method as follows: Remove the server side attribute – ReadOnly – from the TextBox and set the HTML attribute from the code. You will be able to access the value then in post back: You are missing a quotation mark before ‘true’, it might cause issues.

How to disable textbox readonly in ASP.NET?

Remove the server side attribute – ReadOnly – from the TextBox and set the HTML attribute from the code. You will be able to access the value then in post back: You are missing a quotation mark before ‘true’, it might cause issues. I think instead of readonly, set your value to the textbox and then disable it.

When to use the read only attribute in HTML?

When present, it specifies that an input field is read-only. A read-only input field cannot be modified (however, a user can tab to it, highlight it, and copy the text from it). The readonly attribute can be set to keep a user from changing the value until some other conditions have been met (like selecting a checkbox, etc.).