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Declare a reference for a two dimensional array without typecasting

, 3 Jan 2012 CPOL 3.7K
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The second form is wrong. A two dimensional pointer does not equal to a two dimensional array. But you can use an one dimensional pointer to reference the two dimensional array.int arr[1][20];int *pTwoDem=(int*)arr;Now you can use *(pTwoDem+10) to replace arr[0][10].

The second form is wrong. A two dimensional pointer does not equal to a two dimensional array. But you can use an one dimensional pointer to reference the two dimensional array.

int arr[1][20];
int *pTwoDem=(int*)arr;

Now you can use *(pTwoDem+10) to replace arr[0][10].

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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kooyou
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