PHP 5.6.40

Source code
Memory 271 Ko
Memory peak 2.2 Mo
Real memory 1 Mo
Real memory peak 2.4 Mo
Declared classes 157
Declared interfaces 18
Declared traits 0
Defined functions 2
Defined constants 1,836

Serialization to a small JSON

Call GET
Serialization JSON Example
Serialization of integers 1,000 Example
Serialization of floats 1,000 Example
Serialization of strings 1,000 Example
Serialization of booleans 1,000 Example
Serialization of nulls values 1,000 Example
Serialization of arrays 100 Example
Serialization of objets 1,000 Example
Custom serializers 100 Example
Response JSON of 512 KB Example