1-1 Case 1)

1-2 Case (2)

1-3 Case (3)

1-4 Login verification(1)

1-5 Login verification (2)

2-1 script tag position

2-2 Introduction of JQuery

2-3 basic selector

2-4 level selector

2-5 Content selector

2-6 Registration verification case (1)

2-7 Registration Verification (2)

2-8 Registration Verification (3)

2-9 Registration Verification (1)

2-10 Registration Verification (2)

2-11 basic selector

2-12 attribute selector

2-13 Child element selector

2-14 Attribute manipulation

2-15 css class

2-16 html，text，val

2-17 each traverses 1

2-18 each traverses 2

2-19 Internal insertion

2-20 External insertion

2-21 DOM manipulation

2-22 loading event

2-23 event switching

2-24 Incident case

2-25 event handling

2-26 event handling

3-1 basic animation

3-2 basic animation

3-3 basic animation

3-4 Animation case

3-5 Finished plug-in