PHP Options/Info Functions
PHP Manual

zend_thread_id

(PHP 5)

zend_thread_idReturns a unique identifier for the current thread

Description

int zend_thread_id ( void )

This function returns an unique identifier for the current thread.

Return Values

Returns the thread id as an integer.

Notes

Note: This function is only available if PHP has been built with ZTS (Zend Thread Safety) support and debug mode (--enable-debug).


PHP Options/Info Functions
PHP Manual