An expression in C is defined as 2 or more operands are connected by one operator and which can also be said to a formula to perform any operation. An operand is a function reference, an array element, a variable, or any constant. An operator is symbols like “+”, “-“, “/”, “*” etc.
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Hi All,

With expression also explain in the below article. Hope it will help.

https://www.c-sharpcorner.com/article/c-sharp-9-0-introduction-to-record-types-part-2/

Thanks