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    posix_sysconf

    (PHP 8 >= 8.3.0)

    posix_sysconf — Returns system runtime information

    Descrizione

    posix_sysconf(int $conf_id): int

    Returns system runtime information.

    Elenco dei parametri

    conf_id

    Identifier of the variable with the following constants POSIX_SC_ARG_MAX, POSIX_SC_PAGESIZE POSIX_SC_NPROCESSORS_CONF, POSIX_SC_NPROCESSORS_ONLN

    Valori restituiti

    Returns the numeric value related to conf_id

    Esempi

    Example #1 posix_sysconf() example

    Returns the number of active cpus.

    <?php
    echo posix_sysconf(POSIX_SC_NPROCESSORS_ONLN);
    ?>

    Il precedente esempio visualizzerà:

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