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Scope

Scope

The scope of a name is the region of source code in which the name can be used.

Related concepts:  NameLifetime

Closest Wikipedia entry:  Scope (computer science)

Authoritative Definition

Wikipedia does not necessarily offer the best fitting definition of a concept. The exact meaning we attribute to the concept of Scope is based on principled authoritative sources such as:

Compilers: Principles, Techniques, and Tools - Sections 1.6.3, 1.6.5

Misconceptions about Scope
8 documented Misconceptions

Any LanguageJavaJavaScriptPythonScratch
Check Yourself
Misconception
ControlledLocalAccess
One can control access to local variables using access modifiers
Misconception
ForVariableScopeBeyondLoop
The scope of variables declared in a for loop header extends beyond the loop
Misconception
LoopBodyScopeImpliesLoopLifetime
Lifetime of variables declared in a loop body extends across all loop iterations
Misconception
OnlyRuntimeLibraryPackages
Only the creators of the JDK can create packages
Misconception
UnqualifiedNamesMustDiffer
The unqualified names of different classes must be different

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