jquery Events-Form Events

One, focus () and Blur ()

Difference from Focusin (), Focusout (): whether bubbling processing is supported

Focusin (): event is bound to the parent element Div, and when it has input inside it gets the focus, it bubbles to the parent element Div. Focusout () is also

<class= "box">   Click to trigger focus (no response):  <  type = "text" /> </ Div > $ (". Box"). Focusin (function () {     $ (this). CSS (' border ', ' 2px solid red ');  Click Input,input to get focus, bubble to parent element Div, parent element div with border, $ (this) represents parent element. box instead of clicked INPUT Element })

However, it is generally directly bound to input such as: $ ("input"). focus (), $ (' input '). Focusin ()

Two

jquery Events-Form Events