JQuery study notes element attribute control_jquery

复制代码 代码如下:

123

在text表单中显示DIV的ID方法1｜
在text表单中显示DIV的ID方法2｜
在text表单中显示test2｜
去除inputTest2的value属性｜

1.element.attr(name)
Description: Used to get the name attribute value of an element. For example, $("#divTest").attr("id") in the example can get the ID of divTest value.
2.element.attr(name, value)
Description: Used to set the name attribute value of an element, such as $(":text").attr("value",$("# in the example) divTest").attr("id")) assigns the ID value of divTest to the value of the text form.
Note: In the example (":text") is used to obtain the elements whose input form type is text. The same method can be used to obtain other forms. For example, can use $( ":button") is used to obtain it, and its return value is Array(Element). You can also use $(":input") to obtain all input elements. . To get and set the text and value of an element in JQuery, you can also use element.text()/element.text(value), element.val()/element.val(Value), the usage is the same as element.html() , if you have any questions, you can leave a comment and I will explain it again

3.element.attr(name,function)
Description: Used to set the name attribute value of an element is similar to the previous one, except here The value can be written as a function, which is more flexible.
4.element.remove(name);
Description: Used to delete the name attribute of an element.