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Home/ Questions/Q 842353
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Editorial Team
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Editorial Team
Asked: May 15, 20262026-05-15T05:56:51+00:00 2026-05-15T05:56:51+00:00

If I create a vector of vector of vector, if I clear the first

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If I create a vector of vector of vector, if I clear the first vector, or the first vector gets deleted, will all the child vectors call the destructor and free the memory or will it cause a memory leak? Thanks

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  1. Editorial Team
    Editorial Team
    2026-05-15T05:56:52+00:00Added an answer on May 15, 2026 at 5:56 am

    If you have:

    vector <vector <vector <int> > > > v;
    v.clear();
    

    then destructors will be called suitably for all the subvectors.

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