Scope modifiers: Difference between revisions
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(added Ursala) |
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</lang> |
</lang> |
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By default, every symbol is visible to every other within the same |
By default, every symbol is visible to every other within the same |
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file, and multiple declarations of the same symbol are an error, but the |
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scope modifiers #hide and #export can create multiple |
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scopes within a single file. In this example, the symbol x will have |
scopes within a single file. In this example, the symbol x will have |
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a value of 1, |
a value of 1, |
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the #export directive selectively allows an otherwise |
the #export directive selectively allows an otherwise |
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hidden declaration to be visible outside its enclosing |
hidden declaration to be visible outside its enclosing |
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scope, and allows name clashes to be resolved by proximity. |
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scope. |
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<lang Ursala> |
<lang Ursala> |
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foo = 1 |
foo = 1 |
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