Thread¶
A thread is a set of instructions, designed to be executed independently from the parent process.
PHP supports threads with extensions, such as the pthread extension. It also supports a thread safe compilation version: it allows PHP to be used with threaded web servers.
See also pthreads, What does thread safety mean when downloading PHP? and PHP and Threads.
Related : Process, Async, Asynchronous, Multithreading, Concurency