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Igor R

2 May 2010 2 May '10

11:36 a.m.

Hello, typedef mpl::map < mpl::pair, mpl::pair

m1;

typedef mpl::map < mpl::pair, mpl::pair

m2;

In the current version of boost, what's the right way to merge the 2 above mpl maps - to get 1 map that contains: mpl::pair, mpl::pair, mpl::pair mpl::pair Thanks.

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joel falcou

2 May 2 May

11:53 a.m.

Igor R wrote:

In the current version of boost, what's the right way to merge the 2 above mpl maps - to get 1 map that contains:

mpl::pair, mpl::pair, mpl::pair mpl::pair

Use fold with insert : fold > ? -- ___________________________________________ Joel Falcou - Assistant Professor PARALL Team - LRI - Universite Paris Sud XI Tel : (+33)1 69 15 66 35

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Igor R

12:05 p.m.

Use fold with insert :

fold >

?

Thanks! And what's the difference from: typedef copy > >::type m3; Which one should be faster?

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joel falcou

12:20 p.m.

Igor R wrote:

...
Use fold with insert :

fold >

?

Thanks! And what's the difference from:

typedef copy > >::type m3;

Which one should be faster About the same according to the semantic given here: http://www.boost.org/doc/libs/1_42_0/libs/mpl/doc/refmanual/copy.html

-- ___________________________________________ Joel Falcou - Assistant Professor PARALL Team - LRI - Universite Paris Sud XI Tel : (+33)1 69 15 66 35

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Igor R
joel falcou