1-1 Prepare

1-2 type of data

1-3 Related questions

1-4 data_variable_memory

1-5 Related question 1

1-6 Related question 2

1-7 object

1-8 function

1-9 Callback

1-10 IIFE

1-11 this in the function

1-12 Regarding the statement semicolon issue

1-13 webstorm settings

1-14 review

1-15 function prototype

1-16 Explicit prototypes and implicit prototypes

2-1 prototype chain

2-2 Prototype chain_supplement

2-3 Prototype chain_attribute problem

2-4 Explore instanceof

2-5 Prototype_Interview Questions

2-6 Variable promotion and function promotion

2-7 execution context

2-8 Execution context stack

2-9 Interview questions

2-10 review

2-11 Scope and scope chain

2-12 Scope interview questions

2-13 Loop traversal and monitoring

3-1 Closure understanding

3-2 Common closure

3-3 The role of closure

3-4 Closure life cycle

3-5 Closure application custom JS module

3-6 Memory overflow and memory leak

3-7 Interview questions

3-8 object creation mode

3-9 prototype chain inheritance

3-10 compositional inheritance

3-11 review

3-12 Closure ultimate interview questions

3-13 Processes and Threads

3-14 Browser kernel

3-15 Thoughts caused by timers

3-16 js is executed in a single thread

3-17 event loop model

3-18 H5 Web Workers multi-threading

3-19 review