What is a variable scope in C++?

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Sadiq

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The scope of a variable is the area of the program where the variable is valid. A global variable is valid from the point it is declared to the end of the program. A local variable’s scope is limited to the block where it is declared and cannot be accessed (set or read) outside that...
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The scope of a variable isthe area of the program where the variable is valid. A global variable is valid from the point it is declared to the end of the program. A local variable’s scope is limited to the block where it is declared and cannot be accessed (set or read) outside that block. read less
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The scope of a variable is the area of the program where the variable is valid. A global variable is valid from the point it is declared to the end of the program. A local variable"s scope is limited to the block where it is declared and cannot be accessed (set or read) outside that block.
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