About the Val () event of jquery

• What

Val ([Val|fn|arr])

Gets the current value of the matching element.

• Get the value of a text box

Enter your name:<type= "text">

In the browser input box, type:

$ (document). Ready (function () {      $ ("input"). blur (function () {        var a = $ ("input"). Val ();        Console.log (a); The console prints the value of the input Box      })    ;

• Set the value of a text box

  Enter your name:<type= "text">

  JavaScript sets the value of a text box

  $ (document). Ready (function() {      $ ("input"). blur (function() {         var a = $ ("input"). Val ("Hello World");        Console.log (a);      })     ;

  View and output in browser:

• Get the value of the multi box and get an array

<Selectmultiple= "1">      <optionvalue= "1">Banana</option>      <optionvalue= "2">Apple</option>      <optionvalue= "3">Watermelon</option>      <optionvalue= "4">Litchi</option> </Select>

Browser multi-Select 2, 3

　　

The console gets an array

　　

About the Val () event of jquery