node. js authoritative Guide (4)-Modules and NPM package management tools

4.1 Core modules and file modules/57
4.2 Accessing members within modules from outside the module/58
4.2.1 using Exports object/58
4.2.2 defines a module as a class/58
4.2.3 Defining class variables or class functions for a module class/61
4.3 Organization and Management module/61
4.3.1 loading modules from the Node_modules directory/61
4.3.2 using directories to manage modules/62
4.3.3 loading modules from the global catalog/62
4.4 Properties of the module object/63
4.5 Packages with NPM package management tool/65
4.5.1 the package in node. JS/65
4.5.2 NPM Package management tool/67
4.6 Summary/68

node. js authoritative Guide (4)-Modules and NPM package management tools