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This article mainly shows you "what is the meaning of float in css", the content is simple and clear, hoping to help you solve your doubts, let the editor lead you to study and learn "what is the meaning of float in css" this article.

Float in CSS represents a float. When an element sets the float attribute, it deviates from the standard stream and floats on other elements. It floats left or right according to the attribute value.

The float attribute in CSS is a frequently used attribute. For beginners, if they do not understand the meaning and characteristics of floating, it is easy to get confused and confused in the use of floating. Next, we will introduce this attribute in detail in the article. I hope it will be helpful to you.

Float attribute

Float, as the name implies, floats. Elements with the float attribute set float left or right according to the attribute value. We call the element with the float attribute floating element.

After an element uses the float attribute, you can take the element away from the standard stream itself and float on top of other elements so that it no longer takes up space that originally belongs to the element, which causes subsequent elements to move up and take up space that originally belongs to the element.

Example:

Floating element

Ordinary document stream is ordinary

Document stream ordinary document stream

Understanding of float attribute

The 1.float attribute affects only the element itself that uses it and subsequent elements (which move up-- > the footer block up).

two。 When an inline element uses the float attribute, it becomes a block-level element, and you can set the height and width of the element (see the A tag).

The 3.float attribute is generally used in conjunction with the clear attribute of the following tag to clear the impact of the float attribute on subsequent elements.

4. For elements that use the float attribute, if the element width is not set, the element width is automatically adjusted to adapt to the width of the content (if the size of the DIV-- content block of the reference content is not defined, it is automatically adjusted).

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