Serializable::serialize
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
Serializable::serialize — String representation of object
Description
public Serializable::serialize(): ?string
Should return the string representation of the object.
Parameters
This function has no parameters.
Return Values
Returns the string representation of the object or null
Errors/Exceptions
Throws Exception when returning other types than strings and
null.
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