Lesson02_03 Form Label_Basic Tutorial

is used to create a form, that is, to define the start and end positions of the form tr>

Attribute name	Action
action	Set the server-side URL address for processing the form. The default is the form page
method	Used to set the method used to submit the information in the form to the server-side handler The value is: get or post. The default value is: get. Post is used when the transmission is larger than 1K
target	Used to specify the target window or target frame for displaying results returned by the server
title	Used to set the text displayed when the website visitor's mouse stays at any location at the commendation meeting for a few seconds
enctype	Indicates which encoding method the browser uses to transmit the form data to the www server. The values ​​are: application/x-www-form-urlencoded and multipart/form-date. The default is the former

Submit button:

Used to submit the content of the form
When a name value is set, its name and value must also be Submit to server

The code is as follows:

The effect is as follows:

Reset button:

is used to set the content of the form to the default value

The code is as follows:

The effect is as follows:

Single line text input area:

It has a size attribute to specify the size of the input area in characters

The code is as follows:	The effect is as follows:
size attribute:	The effect is as follows:
Under the maxlength attribute: < /form> Only 9 characters can be entered	The effect is as follows:
value attribute:	The effect is as follows:
readonly attribute: <br><form> <input type="text" readonly value="Loncer"> </form> Cannot be changed manually, you can use a script to change it	The effect is as follows:
disable attribute:<br><form> <input type="text" disabled value="Loncer"> </form> When this element does not exist, it will not be passed to the server	The effect is as follows:

Checkbox button:

<br><form> <input type="checkedbox" name=check> </form>	The effect is as follows: Yes
checked attribute <br><form> <input type="checkedbox" checked name=check> </form>	The effect is as follows: Yes

Radio button Button:

Only one can be selected

<br><form> <input type="radio" name=radio1 value=1 checked>男<br><input type="radio" name=radio1 value2>女 </form>

The effect is as follows: MaleFemale

Hidden field:

is not displayed and is used to submit hidden information

Password input area:

Make the input content as *, which is invisible

The code is as follows: <from>< input type="password"> </frome>

The effect is as follows:

Button:

is connected to the script

The code is as follows: < input type="button" value="Submit">

The effect is as follows: