C C's strengthening

1. Practical strengthening

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2. Register key word Enhancement

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3. Variable detection and strengthening

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4, the struct type strengthens

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There is a difference between the struct keyword and the class keyword

5. All variables and functions in C + + must have a type

6. New type bool keyword

The ⑴bool type is either 1, or 0;

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7. Triple Mesh operator Function enhancement

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C C's strengthening