The serialize() function converts a storable representation of a value. To serialize data means to convert a value to a sequence of bits, so that it can be stored in a file, a memory buffer, or transmitted across a network.

What is serialization in PHP give example?

Serializing an object means converting it to a bytestream representation that can be stored in a file. This is useful for persistent data; for example, PHP sessions automatically save and restore objects. ... $encoded = serialize(something); $something = unserialize(encoded);

What is a serialized PHP array?

As arrays are complex data types, you cannot see their contents directly. ... Serialize() converts an array, given as its only parameter, into a normal string that you can save in a file, pass in a URL, etc. Unserialize() is the opposite of serialize() - it takes a serialize()d string and converts it back to an array.