表单(FORM)标记(TAGS)
基本语法
表单的基本语法
<form action="url" method=*>
...
...
<input type=submit> <input type=reset>
</form>
*=GET, POST
表单中提供给用户的输入形式
<input type=* name=**>
*=text, password, checkbox, radio, image, hidden, submit, reset
**=Symbolic Name for CGI script
文字输入和密码输入
*=text, password
<input type=*>
<input type=* value=**>
<form action=/cgi-bin/post-query method=POST> 您的姓名: <input type=text name=姓名><br> 您的主页的网址: <input type=text name=网址 value=http://><br> 密码: <input type=password name=密码><br> <input type=submit value="发送"><input type=reset value="重设"> </form>
<input type=* size=**>
<input type=* maxlength=**>
<form action=/cgi-bin/post-query method=POST> <input type=text name=a01 size=40><br> <input type=text name=a02 maxlength=5><br> <input type=submit><input type=reset> </form>
复选框(Checkbox) 和 单选框(RadioButton)
<input type=checkbox>
<input type=checkbox checked>
<input type=checkbox value=**>
<form action=/cgi-bin/post-query method=POST> <input type=checkbox name=水果1> Banana<p> <input type=checkbox name=水果2 checked> Apple<p> <input type=checkbox name=水果3 value=橘子> Orange<p> <input type=submit><input type=reset> </form>Banana
Apple
Orange
<input type=radio value=**>
<input type=radio value=** checked>
<form action=/cgi-bin/post-query method=POST> <input type=radio name=水果> Banana<p> <input type=radio name=水果 checked> Apple<p> <input type=radio name=水果 value=橘子> Orange<p> <input type=submit><input type=reset> </form>Banana
Apple
Orange
图象坐标
在下面选则一个系数后,在图象上点一下,就知道什么是图象坐标了!
<input type=image src=url>
<form action=/cgi-bin/post-query method=POST> <input type=image name=face src=f.gif><p> <input type=radio name=zoom value=2 checked>x2 <input type=radio name=zoom value=4>x4 <input type=radio name=zoom value=6>x6<p> <input type=reset> </form>
x2 x4 x6
隐藏表单的元素
<input type=hidden value=*>
<form action=/cgi-bin/post-query method=POST> <input type=hidden name=add [email protected]> Here is a hidden element. <p> <input type=submit><input type=reset> </form>Here is a hidden element.
列表框(Selectable Menu)
基本语法
<select name=*>
<option> ...
</select>
<option selected>
<option value=**>
<form action=/cgi-bin/post-query method=POST> <select name=fruits> <option>Banana <option selected>Apple <option value=My_Favorite>Orange </select><p> <input type=submit><input type=reset> </form>
<select size=**>
<form action=/cgi-bin/post-query method=POST> <select name=fruits size=3> <option>Banana <option selected>Apple <option value=My_Favorite>Orange <option>Peach </select><p> <input type=submit><input type=reset> </form>
<select size=** multiple>
注意,是用 Ctrl 键配合鼠标实现多选。(和 MS-WINDOWS 的 File Manager 一样)
<form action=/cgi-bin/post-query method=POST> <select name=fruits size=3 multiple> <option selected>Banana <option selected>Apple <option value=My_Favorite>Orange <option selected>Peach </select><p> <input type=submit><input type=reset> </form>
文本区域
<textarea name=* rows=** cols=**> ... <textarea>
<form action=/cgi-bin/post-query method=POST> <textarea name=comment rows=5 cols=60> </textarea> <P> <input type=submit><input type=reset> </form>
对于很长的行是否进行换行的设置(Word Wrapping)
<textarea wrap=off> ... </textarea>
- 不换行,是缺省设置。
<textarea wrap=soft> ... </textarea>
“软换行”,好象 MS-WORD 里的“软回车”。- <form action=/cgi-bin/post-query method=POST>
<textarea wrap=soft name=comment rows=5 cols=25> </textarea><P>
<input type=submit><input type=reset>
</form>
<textarea wrap=hard> ... </textarea>
“硬换行”,好象 MS-WORD 里的“硬回车”。- <form action=/cgi-bin/post-query method=POST>
<textarea wrap=hard name=comment rows=5 cols=25> </textarea><P>
<input type=submit><input type=reset>
</form>
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Network Communication Design
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C&P 1994-1996 Yuriko Ienaga v91102@vgenda.kyushu-id.ac.jp