Generate a unique Epoch timestamp including micro seconds using PHP microtime function

December 5, 2019 2:44 pm by ATS Staff

function timestamp_microtime() { 
    list($usec, $sec) = explode(" ", microtime());
    $usec = str_replace('0.', '.', $usec);
    return ($sec.$usec);
}

echo timestamp_microtime(); // 1575569641.17954300