How to use a trait several times in a class?

How to use a trait several times in a class?

References

Reference NO 1

http://stackoverflow.com/questions/13582061/how-to-use-a-trait-several-times-in-a-class

Reference NO 2

http://stackoverflow.com/questions/14355029/is-it-possible-to-add-traits-to-a-class-in-php-in-runtime

Reference NO 3

http://php.net/manual/en/language.oop5.traits.php

Reference NO 4

http://search.cpan.org/perldoc?Class::Trait

Reference NO 5

http://lotro-wiki.com/index.php/Traits

Reference NO 6

http://www.javacodegeeks.com/2011/10/scala-tutorial-objects-classes.html

Reference NO 7

http://blog.duh.org/2011/11/scala-pitfalls-trait-bloat.html

Reference NO 8

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