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MOBILE HTML5學習手冊
book

MOBILE HTML5學習手冊

by Estelle Weyl
June 2014
Intermediate to advanced
488 pages
9h 56m
Chinese
GoTop Information, Inc.
Content preview from MOBILE HTML5學習手冊
98
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第四章
<p>What is your favorite color (pick one):</p>
<ul>
<li>
<label>red:
<input type="radio" name="favoritecolor" value="red"/>
</label>
</li>
<li>
<label>green:
<input type="radio" name="favoritecolor" value="green"/>
</label>
</li>
<li>
<label>blue:
<input type="radio" name="favoritecolor" value="blue"/>
</label>
</li>
</ul>
請注意,在這個群組內的所有單選按鈕都有相同的
name
值。同一群組內的所有單選按鈕
name
值都必須一樣。如果使用
ID
的話,它必須是獨一無二的。
注意,我們在這個範例中使用隱式標籤。為了達到輔助的效果,你一定要
為每一個輸入加入一個標籤,無論隱式或顯式。如果要使用顯式標籤,請
讓標籤的
for
屬性符合表單元素的
id
。本章稍後將會說明
<label>
提交:<input type="submit">
submit
輸入類型
type="submit"
經常被稱為“提交按鈕”,當它被按下時會提交表單。
提交按鈕會傳送表單資料,除非透過設定
disabled
屬性,或在它的事件處理器使用
JavaScript
return false
preventDefault() ...
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Publisher Resources

ISBN: 9789863471240