PHP: __sleep() Magic Method

Summary Method Name __sleep() Type Magic Method Access Modifier public Parameters None Return Type array Purpose/Usage Returns an array of the property names of the classwhich should be included when an object of that class is serialized When Invoked Automatically invoked by the serialize() method. Limitations Can not serialize resource. Signature public function __sleep(): array … Read more

PHP: Cast to Float

PHP

Let’s see how we can cast/convert one data type to another data type in PHP. We can as one data type to another using one of the following- Casting operator and Functions.

PHP: Cast to Integer

PHP

Let’s see how we can cast/convert one data type to another data type in PHP. We can as one data type to another using one of the following- Casting operator and Functions.

PHP: Type Casting

PHP

Let’s see how we can cast/convert one data type to another data type in PHP. We can as one data type to another using one of the following- Casting operator and Functions.

PHP: Variable

PHP

Variables are identifiers for some data storage in the programming. We can save some data in memory using a variable, and the variable works as a named identifier of that data storage memory address. PHP variable naming starts with a dollar sign($) and then there is an identifier(variable name). The identifier/name of the variable should … Read more

PHP: SplFixedArray

PHP

SplFixedArray is a data structure provided by the Standard PHP Library(SPL). Works similar to the array but is memory efficient. So when memory consumption is a concern in some part of your PHP application then use SplFixedArray instead of standard array.

PHP: Interfaces

PHP

Interfaces are contract that ensures the availability of methods/actions that an object must contain. By implementing an interface, a class agrees to contain the definitions of the methods declared in the interface. Interfaces have just the declaration/signature of the method, and the classes(that implement the interface) must have the definition of those methods.