jquery attribute Operation attr () Val () HTML ()

1:attr () Sets or returns the property value

alert ("Image width" + $ ("img"). attr ("width"));returns the attribute value of an element

  $ ("img").attr("width","180"); Set the attribute value of an element

$ ("img"). attr ({width: "", "Height:"}); setting multiple Property values  
$ ("P"). Removeattr ("style");  Remove the style    Property  of the P tag <p style= "font-size:120%;color:red"  > This is a paragraph. </p>

2:html ():Sets or returns the HTML value of an element

$ ("P"). html("Hello <b>world</b>!")  Set the contents of the P element

Alert ($ ("P"). html ()); Returns the element content of the P tag

3:val () general settings for the value of the INPUT element

$ (": Text"). val("Hello World") ; Set the value of a text field

Alert ($ ("Input:text"). Val ()); Returns the value of a text field

jquery attribute Operation attr () Val () HTML ()