The magic method __sleep() and __wakeup() is called when an object is serialized. The magic method __sleep() and __wakeup() provides a method to clean up and restore objects before being serialized.
Working with the magic method __sleep()
__sleep() magic method is called when the object of a class is about to be serialized. This magic method __sleep() does not accept any parameter and returns an array. The array should contain a list of class members that should be serialized. This means that if you don’t wish to serialize a particular class member, you should not include it in the array. Look at the example below:
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This tutorial will teach you how and when to use the magic method __autoload().
The magic method __autoload() function is a convenience that allows you to use classes without having to explicitly write code to include them.
The magic method __autoload() is not included in your class definition as this is to be called once in a script. The best place to put the autoload() file is in your configuration file which is loaded in all your other scripts.
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This tutorial will teach you how and when to use the magic method __call().
The magic method __call() is to undeclared methods what __get() and __set() are to undeclared data member.
These methods are automatically called internally when the program tires to execute a method that has not been defined within the class at the time of development.
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In my previous PHP5 OOPS tutorial on PHP5 Tutorial – Magic Methods – __get() and __set(), we learnt how and when to use these magic methods.
This PHP5 OOPS tutorial will teach you how and when to use the magic methods __isset() and __unset().
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People who have been in micro trade or freelance developers will highly benefit. So start using this service to the fullest.
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