Attributes

herf

target

title

src

alt

width

height

boder

align

cellspacing

cellpadding

width

Table example:

each line

cells per row

<form></form>

<form><input/></form>

Non-input tags in forms:

<form><select><option></option></select><input/></form>Option Select

<form><textarea></textarea></form> (generate text area)

Form examples

div, p, hx automatically wrap (occupy the entire line), the height depends on the content, the width and height can be set

span, a, input, and img will not wrap automatically. The height is the width of the content. The width and height cannot be set.

<span></span> (common label, convenient for node operations)

<p></p>(paragraph tag, automatic line wrapping, with default line spacing)

<h1></h1> (Title tag, h1~h6, controls font size, and has bold effect)

<div></div>(block tag,)

Supplementary common tags:

<audio></audio>(load and play audio)

<b></b>(Bold font)

<button></button>

<del></del>(underline)<ins></ins>(underline)

<em></em>=</i></i>(italic)

<strong></strong>=<b></b>(bold)

<hr><>(horizontal line)

<ul><li></li></ul>(Unordered list)

<ol><li></li></ol>(ordered list) can be nested

<pre></pre>(Preprocessing, what to write, what to display)

<script></script> (import js)

<link></link> (import css style)

<video></video> (import video)

<datalist></datalist>

<output></output>

autocomplete means it will be displayed the next time you search

Which text box position does autofocus display by default?

form (added outside the form through the form attribute)

Override attributes of the form (allows overriding certain attribute settings of the form element)

list (representing the output domain (content)) is in list form

multiple (multiple selection, multiple file upload)

novalidate (submit directly without verification)

pattern (validates whether the input conforms to the specification) (regular expression)

<table>

<caption>Title of the table</caption>

<thead></thead>

<tfoot></tfoot>

</table>