Initialize multidimensional array with zeros

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时光取名叫无心
时光取名叫无心 2021-01-03 10:15

In C++ you can initialize a one dimensional array with 0 with a code like this:

int myarray[100] = {0};

Is there a similar way for multidim

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  •  心在旅途
    2021-01-03 10:25

    You do it exactly the same way

    int marr[10][10] = {0};
    

    Edit:

    This is a C solution. For a C++ solution you can go for:

    int marr[10][10] = {};
    

    These 2 solutions do not work for arrays that have size defined via variables. e.g.:

    int i, j = 10;
    int marr[i][j];
    

    To initialize such an array in C++ use std::fill.

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