First, about the cols and rows properties of the TEXTAREA elementElements, commonly known as "text fields", or "Multiline text boxes", whose own native HTML attribute represents the rows meaning of the line, can change the visible area height,
We often get rid of the scroll bars of HTML pages, usually as follows
Drop left and right scroll bar, keep up and down scroll bar:
If the page header has:
You need to remove the code, or change it to:
It turns out that you can't use it in the
Today, I have studied a little about the function of Automatically increasing textarea with input content. google has referenced some implementation methods, most of which rely on scrollHeight (not W3C standard, introduced by IE ), keyup event. It
Today, I have slightly studied the function of Automatically increasing textarea with input content, and I have provided some implementation methods through Google.
Most of them are completed by scrollheight (not W3C standard, introduced by IE)
Most of them are completed by scrollHeight (not W3C standard, introduced by IE) and keyup events. It is interesting to use "mirror element" and setTimeout round robin. The general implementation idea is as follows:The position: absolute method is
Most of them are completed by scrollHeight (not W3C standard, introduced by IE) and keyup events. It is interesting to use "mirror element" and setTimeout round robin. The general implementation idea is as follows:
The position: absolute method is
The project uses the HTML control of multi-line text such as textarea multiple times. You need to master the following features to use the control on the Web Front-end.
1. Cols -- number of columns in multiple input fields2. Rows -- number of rows
Most of them rely on scrollheight (not the standard of the consortium, introduced by IE), KeyUp events to complete. One of the more interesting is the "mirror element" (mirror Element), and settimeout polling implementation. The general idea of
This article introduces the html scroll bar textarea attribute settings: overflow content overflow settings, scrollbar-3d-light-color three-dimensional scroll bar bright side color and so on related settings, there is a need for friends can refer to
The Document.activeelement property is a property of the new Document object in HTML 5, which is used to return the element where the cursor is located. When the cursor does not fall within any element of the page, the property value returns the
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
and provide relevant evidence. A staff member will contact you within 5 working days.