11.16. HTML < div > and < span >

发布时间 ： 2025-10-25 13:33:13 UTC      

Page Views: 40 views

HTML can combine elements through

and .

11.16.1. HTML block element

Most HTML elements are defined as block-level or inline elements.

When block-level elements are displayed in a browser, they usually start (and end) with a new line.

Example:

,

,

    ,

    11.16.2. HTML inline elements

    Inline elements are usually displayed without starting with a new line.

    Example:

    ,

    ,

      ,

    11.16.3. HTML < div > element

    HTML

    elements are block-level elements that can be used to combine containers of other HTML elements.

    elements have no specific meaning. In addition, because it is a block-level element, the browser displays line breaks before and after it.

    If used with CSS

    element can be used to set style attributes on large blocks of content.

    another common use of elements is document layout. It replaces theold-fashioned method of using tables to define layouts. Use
    element for document layout is not the correct use of tables. The
    purpose of the element is to display tabulated data.

    11.16.4. HTML < span > element

    HTML elements are inline elements that can be used as containers for text

    The element also has no specific meaning.

    When used with CSS element can be used to set style properties for part of the text.

    11.16.5. HTML grouping label

    Label

    Description

    < div >

    Defines the area of the document, block level

    < span >

    Used to combine inline elements in a document, inline elements (inline)

文章链接 ： 11.16. HTML < div > and < span >

Principles and Applications of WebGIS

 37

Web框架

 942

WEB基础

 287

Principles, Technologies, and Methods of Geographic Information Systems

 102

In recent years, Geographic Information Systems (GIS) have undergone rapid development in both theoretical and practical dimensions. GIS has been widely applied for modeling and decision-making support across various fields such as urban management, regional planning, and environmental remediation, establishing geographic information as a vital component of the information era. The introduction of the “Digital Earth” concept has further accelerated the advancement of GIS, which serves as its technical foundation. Concurrently, scholars have been dedicated to theoretical research in areas like spatial cognition, spatial data uncertainty, and the formalization of spatial relationships. This reflects the dual nature of GIS as both an applied technology and an academic discipline, with the two aspects forming a mutually reinforcing cycle of progress.