取得所有匹配元素的内容。
结果是由所有匹配元素包含的文本内容组合起来的文本。这个方法对HTML和XML文档都有效。
Get the text contents of all matched elements.
The result is a string that contains the combined text contents of all matched elements. This method works on both HTML and XML documents.
返回值
String
示例
HTML 代码:
Test Paragraph.
Paraparagraph
jQuery 代码:
$("p").text();
结果:
Test Paragraph.Paraparagraph
------------------------------------------------------------------------------------------------------------------------------
text(val)
设置所有匹配元素的文本内容
与 html() 类似, 但将编码 HTML (将 "<" 和 ">" 替换成相应的HTML实体).
Set the text contents of all matched elements.
Similar to html(), but escapes HTML (replace "<" and ">" with their HTML entities).
获得第一个匹配元素的当前值。
在 jQuery 1.2 中,可以返回任意元素的值了。包括select。如果多选,将返回一个数组,其包含所选的值。
Get the content of the value attribute of the first matched element.
In jQuery 1.2, a value is now returned for all elements, including selects. For multiple selects an array of values is returned.
some text
------------------------------------------------------------------------------------------------------------------------------
val(val)
设置每一个匹配元素的值。
在 jQuery 1.2, 这也可以为select元件赋值
Set the value attribute of every matched element.
In jQuery 1.2, this is also able to set the value of select elements, but selecting the appropriate options.