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difference between attributes (properties) of OUT and Ref ?

Abdurrahman Awan

What is the difference between attributes (properties) of OUt and Ref Keyword in C#?.Do these Keywords belong to the C# new features?.Can anyone tell me the difference between the functionality of OUT and Ref keyword.

2 Replies

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Bryian Tan8y ago
Those are not new keywords. This might help explain better https://www.c-sharpcorner.com/UploadFile/ff2f08/ref-vs-out-keywords-in-C-Sharp/
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Packiaraj Santhiyagu8y ago
Hi AbdurRahman,
Out and ref used to pass data of variables function to methods by reference.

Ref pass the two way from caller to calle and back

Out is one way it sends data back from calle to caller and any data from caller is discarded.
watch this video clearly explained:

https://www.youtube.com/watch?v=lYdcY5zulXA

Accept as answer, if it helps
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