Data/Advice/OOP/OOPIntroduction.Advice.json
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{ "Title": "Object-Orientated Programming (OOP) Introduction", "Content": [ "PowerShell is an object-oriented shell, but what does this mean? Everything is an object!", "\n", "Objects are a way for us to build programs to scale, and OOP is standard in software development. There are three fundamentals you need to know:", "\n", "\t1. Objects have defined types, which are like blueprints", "\t2. Objects store data in properties", "\t3. Objects have methods which can be called to perform an action", "\n", "If you've already completed the Get-Member topic, then you'll know we can use this cmdlet to discover what blueprint an object is using, what properties it has, and what methods it may execute. For example, we may take a string and pass it into Get-Member in order to get the below result:", "\n", "\t\tTypeName: System.String", "\n", "\tName MemberType Definition", "\t---- ---------- ----------", "\tClone Method System.Object Clone(), System.Object ICloneable.Clone()", "\tLength Property int Length {get;}", "\n", "Which shows us the object type (System.String), as well as some properties and methods.", "\n", "For more information please see the below articles on OOP concepts:", "\n", "\t Abstraction: https://stackify.com/oop-concept-abstraction/", "\t Encapsulation: https://stackify.com/oop-concept-for-beginners-what-is-encapsulation/", "\t Inheritance: https://stackify.com/oop-concept-inheritance/", "\t Polymorphism: https://stackify.com/oop-concept-polymorphism/", "\n", "The .NET Core API browser may also be useful given that .NET is the foundation on which PowerShell is built: https://docs.microsoft.com/en-us/dotnet/api/?view=netcore-3.0" ] } |