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The PHP Workshop

You're reading from   The PHP Workshop Learn to build interactive applications and kickstart your career as a web developer

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Product type Paperback
Published in Oct 2019
Publisher Packt
ISBN-13 9781838648916
Length 604 pages
Edition 1st Edition
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Authors (8):
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Markus Gray Markus Gray
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Markus Gray
David Carr David Carr
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David Carr
Bart McLeod Bart McLeod
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Bart McLeod
Mark McCollum Mark McCollum
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Mark McCollum
Alexandru Busuioc Alexandru Busuioc
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Alexandru Busuioc
Jordi Martinez Jordi Martinez
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Jordi Martinez
M A Hossain Tonu M A Hossain Tonu
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M A Hossain Tonu
Vijay Joshi Vijay Joshi
Author Profile Icon Vijay Joshi
Vijay Joshi
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Toc

Traits

In a single inheritance language such as PHP, we often feel that we could have extended another class to inherit some functionalities. For example, in our Car class, we have inherited all the generic vehicle functionalities and now we might be in need of adding some e-commerce functionalities. Again, the Motorcycle class might want to have such e-commerce functionalities. As e-commerce related methods do not belong to the Vehicle class, we need to think of an alternative approach to reuse such e-commerce behavior. Hence, when we need to add a group of behaviors to our objects, we group the behaviors in terms of methods with a trait and use the trait inside our classes. A trait is similar to a class but you can't instantiate it; rather, you can use traits inside classes. A trait can be used in a class context with the use keyword; for example, use TraitName.

Check out the following trait syntax:

trait MyTraitName{
    function one()
  ...
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