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Form Filter
Form Object Properties
Filter Method
.Next next element ()
On an element .prev ()
Father element .parent ()
Son and siblings .children () and .siblings ()
Find .find ()
Screening .filter ()
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Example: the left menu
Handling label
Style operations
Operating position
size
Text manipulation
Text Example Operation
Property operations
The difference between the prop and attr
Document processing
Cloning of document processing
event
hover
input event detection
Binding and removal events
Prevent subsequent events run / stop the default event
Stop event bubbling
Page load event
Page load difference between the event and Window.onload
Event delegates
Animation
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