Name: JavaScript functions and closures
Uploaded: 2022-04-21T16:06:12+8:00
Duration: 486 min 1 s
Description: The three most important core technologies in JavaScript are: functions, objects and closures. It can be seen that functions always occupy the core position and are first-class citizens in JavaScript. It can be said that everything in JavaScript comes from functions. .

Chapter1Describe the definition and parameters of functions in detail: Analysis of the roles that JS objects can play
21 minutes41 seconds; Use functions to realize all functions of objects (1)
10 minutes13 seconds; Use functions to realize all functions of objects (2)
10 minutes27 seconds; Do you really understand callback functions (1)
14 minutes23 seconds; Do you really understand callback functions (2)
09 minutes45 seconds; The fun of using functions as objects
04 minutes48 seconds; Function attribute case_Create a collection of callback functions
15 minutes02 seconds; Function attribute case_automatic caching of operation results
10 minutes24 seconds; Function definition_declaration_expression_self-execution (1)
10 minutes07 seconds; Function definition_declaration_expression_self-execution (2)
18 minutes56 seconds; Fun and interesting arrow functions (1)
11 minutes16 seconds; Fun and interesting arrow functions (2)
14 minutes01 seconds; The other side of formal and actual parameters that is unknown
19 minutes55 seconds; The remaining parameters that emerged out of nowhere (1)
13 minutes18 seconds; The remaining parameters that emerged out of nowhere (2)
13 minutes14 seconds; Finally solved the default parameter problem
15 minutes34 seconds
Chapter2Describe in detail how to call functions: The difference and connection between hidden parameters arguments and remaining parameters
27 minutes56 seconds; Quick preview of four commonly used function calling methods
16 minutes08 seconds; this when calling a function as a function
11 minutes41 seconds; The process of calling a function as an object method
08 minutes45 seconds; Analysis of the complete process of calling an object as an object constructor (1)
19 minutes47 seconds; Analysis of the complete process of calling an object as an object constructor (2)
15 minutes07 seconds; Analysis of call() and apply() functions and usage scenarios
17 minutes46 seconds
Chapter3Describe variable object scope chain and closure in detail: What are the common data structures in JavaScript?
22 minutes48 seconds; Memory management in JavaScript
21 minutes08 seconds; Memory management and release in JavaScript
09 minutes14 seconds; Detailed description of execution context (1)
17 minutes09 seconds; Detailed description of execution context (2)
10 minutes59 seconds; Detailed description of variable objects
11 minutes31 seconds; Basic concepts of scope
23 minutes44 seconds; What is scope chain?
17 minutes08 seconds; An introduction to the basics of closures
22 minutes06 seconds

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JavaScript functions and closures

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JavaScript functions and closures

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Next Section：将对象当做对象构造器来调用的完整过程分析(二)1007 plays