How to disable text selection in css

CSS is an indispensable part of front-end development. It can make the style of the page more beautiful and enhance the interactivity of the page. During the development process, we often need to control the behavior of certain elements or areas, one of which is to disable text selection. In this article, we will explore in detail how to disable text selection using CSS.

1. Why should text selection be prohibited?

In web design, sometimes we don’t want users to select and copy certain text, such as the copyright information of the website or the company’s confidential information, etc. In this case, we need to use CSS to prohibit text selection. function. In addition, prohibiting text selection can also avoid interference caused by user misoperation and optimize the user experience of the page.

2. How to disable text selection?

The principle of prohibiting text selection is to control text selection through CSS styles to prevent users from selecting and copying certain text. To prohibit text selection, we can use the user-select attribute in CSS. This attribute controls whether the user can select text.

The user-select attribute syntax is as follows:

/* none - 文本不可选中 */ user-select: none; /* auto - 文本可选中 */ user-select: auto; /* all - 文本可被整体选择 */ user-select: all; /* text - 文本可被选择，但不包括多个单词 */ user-select: text; /* contain - 文本可被选择，但不包括其子元素 */ user-select: contain; /* inherit - 继承父元素的user-select属性 */ user-select: inherit;

In the above code, the most commonly used is the user-select: none; attribute, which can completely prohibit text selection. Of course, if we just want to disable the selection of text in certain elements instead of disabling the selection of the entire page, we can use the following code:

-webkit-user-select:none; /* Safari */ -moz-user-select:none; /* Firefox */ -ms-user-select:none; /* IE10+/Edge */ user-select:none; /* Standard syntax */

These codes use the browser vendor prefix to ensure that different types of It works correctly on all browsers.

3. Application scenarios for prohibiting text selection

Prohibiting text selection can be applied in the following scenarios:

1. Copyright information and confidential information: By prohibiting users from accessing Select and copy the copyright information of the website and the company's confidential information to ensure page security.
2. Menu and navigation bar: When there are menus and navigation bars in the web page, some misoperations may occur, causing the user to select places that should not be selected. By prohibiting text selection of elements such as menus and navigation bars, , which can ensure that users can browse and use it better.
3. Buttons and icons: Sometimes the website needs to use some buttons and icons. When the user selects these buttons and icons, some unnecessary operations will occur. By disabling the text selection of these elements, the page can be enhanced. user interactivity.

4. Precautions for prohibiting text selection

In the process of prohibiting text selection, there are the following points that need attention:

1. No It is recommended to completely prohibit text selection on the entire page. This will cause unnecessary trouble to users and reduce the user experience.
2. Prohibited text selection should be limited to necessary areas, such as website copyright information, company confidential information, etc.
3. CSS control settings should include browser vendor prefixes to ensure correct work on different types of browsers.

5. Conclusion

In web design, prohibiting text selection is a commonly used technical method. By using the user-select attribute of CSS, we can easily implement the function of disabling text selection, protect the confidential information and copyright information of the website, and improve the user experience. Of course, you need to be careful when using this function, not to overuse it, and try to ensure the user-friendliness and ease of use of the page.

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