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Home/ Questions/Q 4106090
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Editorial Team
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Editorial Team
Asked: May 20, 20262026-05-20T21:19:54+00:00 2026-05-20T21:19:54+00:00

When I use the following statement, typedef QPair<ItemA, ItemB> test where ItemB is a

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When I use the following statement,

typedef QPair<ItemA, ItemB> test

where ItemB is a smart pointer.ie typedef QSharedpointer<Z> ItemB

When I instantiate test, should I provide initialization values ?
eg: test Inst1(0,0);

Or does QPair automatically provide default constructed values?

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  1. Editorial Team
    Editorial Team
    2026-05-20T21:19:55+00:00Added an answer on May 20, 2026 at 9:19 pm

    I have found the Qt documentation to be very reliable in such low-level matters. And according to the QPair documentation, QPair has a default constructor with no arguments. (Alternatively, you could just have tried it out…)

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