zend_thread_id

Function name: zend_thread_id()

Applicable version: PHP 5.2.1 and above

Function description: The zend_thread_id() function returns the unique identifier of the current thread.

Usage example:

 // 获取当前线程的唯一标识符$threadId = zend_thread_id(); echo "当前线程的唯一标识符是：" . $threadId;

Output example:

当前线程的唯一标识符是：1234

Notes:

1. The zend_thread_id() function can only be used in PHP versions that support thread-safe compilation.
2. Each thread will have a different unique identifier in different requests.
3. The identifier returned by the zend_thread_id() function is an integer value that can be used for thread identification and tracking.
4. If you use the zend_thread_id() function in a non-thread-safe PHP version, a fatal error will be thrown.
5. The main purpose of the zend_thread_id() function in multithread environments is to help developers debug and diagnose thread-related problems.