PHP microtime_float函数代码示例

function print_time($cmnt = '')
{
    static $cal_nom = 0;
    global $time_start;
    $cal_nom++;
    echo '<hr>time: ' . (microtime_float() - $time_start) * 1000 . " ms ({$cal_nom}) [{$cmnt}]<br>";
}

function hit_($url, $vhost = NULL, $login = NULL, $password = NULL)
{
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    if (!empty($login) and !empty($password)) {
        curl_setopt($ch, CURLOPT_USERPWD, "{$login}:{$password}");
    }
    if (!empty($vhost)) {
        curl_setopt($ch, CURLOPT_HTTPHEADER, array("Host: {$vhost}"));
    }
    curl_setopt($ch, CURLOPT_NOBODY, true);
    $start = microtime_float();
    if (!curl_exec($ch)) {
        die("Cant exec curl request!");
    }
    $end = microtime_float();
    $status = curl_getinfo($ch);
    if ($status['http_code'] != 200) {
        die("Http repsponse code {$status['http_code']} returned by {$url}!");
    }
    //print_r(curl_getinfo($ch));
    curl_close($ch);
    $delta = round($end - $start, 1);
    if ($delta < 1) {
        //		echo ".";
        $delta = round($end - $start, 1);
    } else {
        //		echo "-${delta}-";
        $delta = round($delta, 0);
    }
    return $delta;
}

    public function GetOutput($Db)
    {
        /*<img src="http://image.eveonline.com/Character/<?php echo $chid;  ?>_256.jpg" height=118 width=118>*/
        $full_url = FULL_URL;
        // TODO
        $time_start = microtime_float();
        $corpinf = cache_api_retrieve($Db, "/corp/CorporationSheet.xml.aspx", array("corporationID" => CORP_ID), 3 * 24 * 60 * 60)->value;
        $this->Title = "About " . $corpinf->result->corporationName;
        $time_end = microtime_float();
        $time_api = $time_end - $time_start;
        $this->Output .= <<<EOD
<table><tr><td>
<img src="http://image.eveonline.com/Corporation/{$corpinf->result->corporationID}_128.png" height=108 width=108>
</td><td valign=top>
<table>
<tr><td>CEO </td><td>{$corpinf->result->ceoName}</tr>
<tr><td>Members&nbsp;&nbsp;</td><td>{$corpinf->result->memberCount}</tr>
<tr><td>Tax </td><td>{$corpinf->result->taxRate}%</tr>
<tr><td>URL </td><td><a href="{$corpinf->result->url}" target="_blank">{$corpinf->result->url}</a></td></tr>
EOD;
        if ((int) $corpinf->result->allianceID != 0) {
            $this->Output .= "<tr><td>Alliance </td><td>" . $corpinf->result->allianceName . "</tr>";
        }
        $this->Output .= "\r\n\t\t</table>\r\n\t\t</td></table>\r\n\t\t<br>\r\n\t\t<div>";
        $this->Output .= parse_ccptml($corpinf->result->description);
        $this->Output .= "</div><br>";
        $this->Times = getPageTimes($Db, $time_api, microtime_float() - $time_start);
        return true;
    }

function gwbbcodize($t)
{
    $start = microtime_float();
    // Replace all '['s inside [pre]..[/pre] by '['
    if (!defined('SMF')) {
        //SMF uses the [pre] tag already
        $t = preg_replace_callback('#\\[pre\\](.*?)\\[\\/pre\\]#isS', 'pre_replace', $t);
    }
    $t = preg_replace_callback('#\\[nobb\\](.*?)\\[\\/nobb\\]#isS', 'pre_replace', $t);
    // [rand seed=465468 players=2]
    $t = preg_replace_callback('#\\[rand([^\\]]*)\\]#isS', 'rand_replace', $t);
    // Manage [build=...]
    $t = preg_replace_callback('#\\[build=([^\\]]*)\\]\\]?(\\[/build\\])?\\r?\\n?#isS', 'build_id_replace', $t);
    // Manage [build_name;template_code]
    $t = preg_replace_callback('#\\[(([^]\\r\\n]+);([^];\\r\\n]+))\\]\\r?\\n?#isS', 'build_id_replace', $t);
    // Replace all [skill_name] by [skill]skill_name[/skill] if skill_name is a valid skill name
    $t = preg_replace_callback('#\\[(.*?)\\]#isS', 'skill_name_replace', $t);
    // Manage [build]...[/build]
    $t = preg_replace_callback('#\\[build ([^\\]]*)\\](.*?)\\[/build\\]\\r?\\n?#isS', 'build_replace', $t);
    // Manage [skill]...[/skill]
    $t = preg_replace_callback('#\\[skill([^\\]]*)\\](.*?)\\[/skill\\][ ]?#isS', 'skill_replace', $t);
    // [pickup="arheu"]
    $t = preg_replace_callback('#\\[pickup([^\\]]*)\\]#isS', 'pickup_replace', $t);
    //[gwbbcode runtime]
    if (preg_match('@\\[gwbbcode runtime\\]@i', $t) !== false) {
        $t = preg_replace('@\\[gwbbcode runtime\\]@i', round(microtime_float() - $start, 3), $t);
    }
    //Precise enough
    //Trick to use in MyBB against <p> elements screwing up first skill div, and some ending <br /> being removed
    if (defined('IN_MYBB')) {
        $t = '</p>' . $t;
        $t = str_replace("</div>\n", "</div><br>", $t);
    }
    return $t;
}

 function de_jong(&$im, $x, $y, $a, $b, $c, $d)
 {
     $i = 0;
     $xsize = imagesx($im);
     $yzise = imagesy($im);
     $xn = sin($a * $y) - cos($b * $x);
     $yn = sin($c * $x) - cos($d * $y);
     $x = $xn;
     $y = $yn;
     $time = microtime_float();
     while (imagecolorat($im, round((imagesx($im) - 1) * $x / 4) + (imagesx($im) - 1) / 2, round((imagesy($im) - 1) * $y / 4) + (imagesy($im) - 1) / 2) !== 0xffffff) {
         $i++;
         $color = imagecolorat($im, round((imagesx($im) - 1) * $x / 4) + (imagesx($im) - 1) / 2, round((imagesy($im) - 1) * $y / 4) + (imagesy($im) - 1) / 2);
         $color += 0x10101;
         imagesetpixel($im, round((imagesx($im) - 1) * $x / 4) + (imagesx($im) - 1) / 2, round((imagesy($im) - 1) * $y / 4) + (imagesy($im) - 1) / 2, $color);
         $xn = sin($a * $y) - cos($b * $x);
         $yn = sin($c * $x) - cos($d * $y);
         $x = $xn;
         $y = $yn;
     }
     if (microtime_float() - $time > 0.1) {
         echo "\r" . round($i / (microtime_float() - $time)) . " steps per second";
     }
     return $i;
 }

 function query($sql, $unbuffered = false)
 {
     if (strlen($sql) > 140000) {
         exit('Insane query. Aborting.');
     }
     if (defined('OPENLD_SHOW_QUERIES')) {
         $q_start = microtime_float();
     }
     if ($unbuffered) {
         $this->query_result = @mysql_unbuffered_query($sql, $this->link_id);
     } else {
         $this->query_result = @mysql_query($sql, $this->link_id);
     }
     if ($this->query_result) {
         if (defined('OPENLD_SHOW_QUERIES')) {
             $this->saved_queries[] = array($sql, sprintf('%.5f', get_microtime() - $q_start));
         }
         ++$this->num_queries;
         return $this->query_result;
     } else {
         if (defined('OPENLD_SHOW_QUERIES')) {
             $this->saved_queries[] = array($sql, 0);
         }
         return false;
     }
 }

 function query($sql, $unbuffered = false)
 {
     if (strlen($sql) > 140000) {
         exit('Insane query. Aborting.');
     }
     if (defined('OPENLD_SHOW_QUERIES')) {
         $q_start = microtime_float();
     }
     $this->query_result = @mysqli_query($this->link_id, $sql);
     if ($this->query_result) {
         if (defined('OPENLD_SHOW_QUERIES')) {
             $this->saved_queries[] = array($sql, sprintf('%.5f', get_microtime() - $q_start));
         }
         ++$this->num_queries;
         return $this->query_result;
     } else {
         if (defined('OPENLD_SHOW_QUERIES')) {
             $this->saved_queries[] = array($sql, 0);
         }
         // Rollback transaction
         if ($this->in_transaction) {
             mysqli_query($this->link_id, 'ROLLBACK');
         }
         --$this->in_transaction;
         return false;
     }
 }

function microtime_run()
{
    $StartTime = empty($GLOBALS['StartTime']) ? microtime_float() : $GLOBALS['StartTime'];
    $EndTime = microtime_float();
    $RunTime = $EndTime - $StartTime;
    return $RunTime;
}

function test($ip2c, $expected, $ip)
{
    global $num;
    global $total;
    $ips = long2ip($ip);
    //	echo "$ip => $ips <br/>";
    $now = microtime_float();
    $country = $ip2c->get_country($ips);
    $t = microtime_float() - $now;
    $total += $t;
    $num++;
    if ($expected == false && $country == false) {
        return;
    }
    if ($expected == false && $country != false) {
        die("Expected " . var_export($expected, true) . ", got " . var_export($country, true) . " ||| {$ip} {$ips}");
    }
    if ($expected != false && $country == false) {
        die("IP ({$ip} {$ips}) Not found, Expected :<br/>" . var_export($expected, true));
    }
    $id2c = $expected[2];
    $id3c = $expected[3];
    $name = $expected[4];
    $o2c = $country['id2'];
    $o3c = $country['id3'];
    $oname = $country['name'];
    if ($id2c != $country['id2'] || $id3c != $country['id3'] || $name != $country['name']) {
        die("Expected :<br/>2c = {$id2c}, 3c = {$id3c} , name = {$name}<br/>got:<br/>2c = {$o2c}, 3c = {$o3c} , name = {$oname} :<br/> ||| {$ip} {$ips}");
    }
}

 /**
  * Check a MediaFire link.
  * 
  * @param string $url
  * @return array
  */
 function check($url)
 {
     $result = array('final_url' => $url, 'redirect_count' => 0, 'timeout' => false, 'broken' => false, 'log' => "<em>(Using MediaFire checker module)</em>\n\n", 'http_code' => 0, 'result_hash' => '');
     //URLs like http://www.mediafire.com/download.php?03mj0mwmnnm are technically valid,
     //but they introduce unnecessary redirects.
     $url = str_replace('download.php', '', $url);
     //Since MediaFire doesn't have an API, we just send a HEAD request
     //and try do divine the file state from the response headers.
     $start = microtime_float();
     $rez = $this->head($url);
     $result['request_duration'] = microtime_float() - $start;
     if (is_wp_error($rez)) {
         //An unexpected error.
         $result['broken'] = true;
         $result['log'] .= "Error : " . $rez->get_error_message();
         if ($data = $rez->get_error_data()) {
             $result['log'] .= "\n\nError data : " . print_r($data, true);
         }
     } else {
         $result['http_code'] = intval($rez['response']['code']);
         if ($result['http_code'] == 200) {
             //200 - OK
             $result['broken'] = false;
             $result['log'] .= "File OK";
         } elseif (isset($rez['headers']['location'])) {
             //Redirect = some kind of error. Redirects to an error page with an explanatory message.
             //The redirect URL is structured like this : '/error.php?errno=320'. The 'errno' argument
             //contains an (undocumented) error code. The only known value is 'errno=320', which
             //indicates that the file is invalid or has been deleted.
             $result['broken'] = true;
             if (strpos($rez['headers']['location'], 'errno=320') !== false) {
                 $result['status_code'] = BLC_LINK_STATUS_ERROR;
                 $result['status_text'] = __('Not Found', 'broken-link-checker');
                 $result['http_code'] = 0;
                 $result['log'] .= "The file is invalid or has been removed.";
             } else {
                 if (strpos($rez['headers']['location'], 'errno=378') !== false) {
                     $result['status_code'] = BLC_LINK_STATUS_ERROR;
                     $result['status_text'] = __('Not Found', 'broken-link-checker');
                     $result['http_code'] = 0;
                     $result['log'] .= "The file has been removed due to a violation of MediaFire ToS.";
                 } else {
                     $result['status_code'] = BLC_LINK_STATUS_INFO;
                     $result['status_text'] = __('Unknown Error', 'broken-link-checker');
                     $result['log'] .= "Unknown error.\n\n";
                     foreach ($rez['headers'] as $name => $value) {
                         $result['log'] .= printf("%s: %s\n", $name, $value);
                     }
                 }
             }
         } else {
             $result['log'] .= "Unknown error.\n\n" . implode("\n", $rez['headers']);
         }
     }
     //Generate the result hash (used for detecting false positives)
     $result['result_hash'] = implode('|', array('mediafire', $result['http_code'], $result['broken'] ? 'broken' : '0', $result['timeout'] ? 'timeout' : '0'));
     return $result;
 }

function stopTimer($message, $forceShow = false)
{
    global $timerStartTimes;
    $elapsed = microtime_float() - array_pop($timerStartTimes);
    if (wcaDebug() || $forceShow) {
        printf("<b>%.4f seconds</b> for '{$message}'<br />", $elapsed);
    }
    return $elapsed;
}

 /**
  *
  * @param $filepath                      -     
  * @param $template                            -               
  * @param $filter        CTraceFilter                            -         
  */
 function __construct($filepath, $template, CTraceFilter $filter)
 {
     $this->_file = new CFile($filepath);
     $this->_filter = $filter;
     // "[@id] [@level] [@date @time.@microtime] [@delta_time] [@mem] [@delta_mem] [@filepath] [@file:@line] [@class@func()]";
     $this->_tpl_prefix = $template;
     $this->_last_mem = memory_get_usage(true);
     $this->_last_time = microtime_float();
 }

function endEvent($event_name)
{
    if (!DEBUG) {
        return false;
    }
    if (isset($GLOBALS['debug']['timer']['end'][$event_name])) {
        $event_name = createNewEventName($event_name, $start);
    }
    $GLOBALS['debug']['timer']['end'][$event_name] = microtime_float();
}

function ArcadeVbSubmit(&$game, $session)
{
    global $scripturl, $context, $modSettings, $smcFunc;
    $diff = microtime_float() - $session['end_time'];
    if ($diff > 4500 || !empty($session['ping'])) {
        return false;
    }
    $session['ping'] = true;
    $cheating = CheatingCheck();
    unset($_SESSION['arcade_play_vb3g'][$_POST['id']]);
    return array('cheating' => $cheating, 'score' => $session['score'], 'start_time' => $session['start_time'], 'duration' => round($session['end_time'] - $session['start_time'], 0), 'end_time' => round($session['end_time'], 0));
}

function mysql_execute_sql($connect_id, $sql_statement, $return_single_record_or_field = 0, $return_sql_result = 0)
{
    global $sql_errors, $sql_debug, $sql_test, $sql_last_query_time;
    //echo $sql_statement;
    if (!$sql_statement) {
        return;
    }
    #$sql_statement = preg_replace( "/\r|\n/", " ", $sql_statement );
    if (!$sql_test) {
        if ($connect_id) {
            $time_start = microtime_float();
            $sql_result = mysql_query($sql_statement, $connect_id);
            $time_end = microtime_float();
        } else {
            $time_start = microtime_float();
            $sql_result = mysql_query($sql_statement);
            $time_end = microtime_float();
        }
    }
    $sql_last_query_time = number_format($time_end - $time_start, 4);
    if ($sql_debug or $sql_test) {
        mysql_show_sql_statement($sql_statement, $sql_result, mysql_error());
    }
    if ($return_sql_result) {
        return $sql_result;
    }
    if ($sql_result) {
        if ($sql_result == 1) {
            # SQL statements that dont return results return true or false
            return 1;
        } else {
            if (!mysql_num_rows($sql_result)) {
                # Confirms that the SQL was executed correctly but no results were returned
                #return 1;
                return array();
            }
        }
        $x = 0;
        while ($sql_record = mysql_fetch_assoc($sql_result)) {
            $x++;
            $return_array[$x] = $sql_record;
        }
        if ($x == 1 and $return_single_record_or_field) {
            if (count($return_array[1]) == 1) {
                $return_array = current($return_array[1]);
            } else {
                $return_array = $return_array[1];
            }
        }
        return $return_array;
    }
    return 0;
}