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    zend_thread_id

    (PHP 5, PHP 7, PHP 8)

    zend_thread_id — Returns a unique identifier for the current thread

    Description

    zend_thread_id(): int

    This function returns a unique identifier for the current thread.

    Parameters

    This function has no parameters.

    Return Values

    Returns the thread id as an integer.

    Examples

    Example #1 zend_thread_id() example

    <?php
    $thread_id     = zend_thread_id();

    echo     'Current thread id is: ' . $thread_id;
    ?>

    The above example will output something similar to:

    Current thread id is: 7864

    Notes

    Note:

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

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