douyuepi6485 2012-04-07 17:57
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PHP函数,为每个适配器返回(在Windows中)Rx和Tx?

This is supposed to return raw values for Rx and Tx for each adapter (output is in pairs) ONLY of the adapter has transferred more than zero data.

<?php
//windows network usage testing
function win_netinfo(){
    ob_start();
    $wmi = new COM("Winmgmts://");
    $nets = $wmi->execquery("SELECT * FROM Win32_PerfRawData_Tcpip_NetworkInterface WHERE BytesSentPersec > 1");
        foreach ($nets as $net)
        {
            $net_txbytes = $net->BytesSentPersec;
            $net_rxbytes = $net->BytesReceivedPersec;
            if ($net_txbytes < 0) {
            $net_txbytes = $net->BytesTotalPersec - $net->BytesReceivedPersec;

            }
            if ($net_rxbytes < 0) {
            $net_rxbytes = $net->BytesTotalPersec - $net->BytesSentPersec;
            }
            return $net_txbytes . "</br>"; //When it RETURNS it only shows the FIRST value... :/ WHAT DO?
            }
}
echo win_netinfo();

?>

Output should be like this:

21936313136
12345163517
13647613
87653467
546254
246247
87653642
24583462

(Every other line is Rx or Tx, for each adapter).

Current code that works:

<?php
    # Peport All Errors
    error_reporting(E_ALL);

    # Create Object
    $wmi = new COM("Winmgmts://");

    # Get net info
    $oss = $wmi->execquery("SELECT * FROM Win32_PerfRawData_Tcpip_NetworkInterface");

    # Show net info
    foreach($oss as $os)
    {
        echo "BytesReceivedPerSec: " . $os->BytesReceivedPerSec . "<br />";
        echo "BytesSentPerSec: " . $os->BytesSentPerSec . "<br />";
        echo "BytesTotalPerSec: " . $os->BytesTotalPerSec . "<br />";
        echo "Caption: " . $os->Caption . "<br />";
        echo "CurrentBandwidth: " . $os->CurrentBandwidth . "<br />";
        echo "Description: " . $os->Description . "<br />";    
        echo "Frequency_Object: " . $os->Frequency_Object . " kb<br />";
        echo "Frequency_PerfTime: " . $os->Frequency_PerfTime . "<br />";
        echo "Frequency_Sys100NS: " . $os->Frequency_Sys100NS . "<br />";
        echo "Name: " . $os->Name . "<br />";
        echo "OutputQueueLength: " . $os->OutputQueueLength . "<br />";
        echo "PacketsOutboundDiscarded: " . $os->PacketsOutboundDiscarded . "<br />";
        echo "PacketsOutboundErrors: " . $os->PacketsOutboundErrors . "<br />";
        echo "PacketsReceivedNonUnicastPerSec: " . $os->PacketsReceivedNonUnicastPerSec . "<br />";
        echo "PacketsReceivedPerSec: " . $os->PacketsReceivedPerSec . "<br />";
        echo "PacketsReceivedUnicastPerSec: " . $os->PacketsReceivedUnicastPerSec . "<br />";
        echo "PacketsReceivedUnknown: " . $os->PacketsReceivedUnknown . "<br />";
        echo "PacketsSentNonUnicastPerSec: " . $os->PacketsSentNonUnicastPerSec . "<br />";
        echo "PacketsSentPerSec: " . $os->PacketsSentPerSec . "<br />";
        echo "PacketsSentUnicastPerSec: " . $os->PacketsSentUnicastPerSec . "<br />";
        echo "Timestamp_Object: " . $os->Timestamp_Object . "<br />";
        echo "Timestamp_PerfTime: " . $os->Timestamp_PerfTime . "<br />";
        echo "Timestamp_Sys100NS: " . $os->Timestamp_Sys100NS . "<br />";   
        echo "<br /><br /><br />";     
    }

?>
  • 写回答

1条回答 默认 最新

  • dongpenggan6812 2012-04-07 18:27
    关注

    Your returning after the first iteration hence only 1 result, below is how i would do it by creating an array and returning that instead:

    <?php
    //windows network usage testing
    function win_netinfo(){
        $wmi = new COM("Winmgmts://");
        $nets = $wmi->execquery("SELECT * FROM Win32_PerfRawData_Tcpip_NetworkInterface WHERE BytesSentPersec > 1");
        $return=array();
        $i=0;
        foreach ($nets as $net){
    
            $return[$i]['name']=$net->Name;
    
            if ($net->BytesSentPersec < 0) {
                $return[$i]['net_txbytes'] = $net->BytesTotalPersec - $net->BytesReceivedPersec;
            }else{
                $return[$i]['net_txbytes'] = $net->BytesSentPersec;
            }
    
            if ($net->BytesReceivedPersec < 0) {
                $return[$i]['net_rxbytes'] = $net->BytesTotalPersec - $net->BytesSentPersec;
            }else{
                $return[$i]['net_rxbytes'] = $net->BytesReceivedPersec;
            }
            $i++;
        }
        return $return;
    }
    
    $adapters=win_netinfo();
    /*Array
    Array
    (
        [0] => Array
            (
                [name] => VirtualBox Host-Only Ethernet Adapter
                [net_txbytes] => 5095956
                [net_rxbytes] => 0
            )
    
        [1] => Array
            (
                [name] => Belkin 54g Wireless USB Network Adapter
                [net_txbytes] => 532337967
                [net_rxbytes] => 5252455518
            )
    
    )
    */
    ?>
    

    And to output the array, something like this:

    <?php
    foreach($adapters as $adapter){
        echo '<p>'.$adapter['name'].' - Sent: '.$adapter['net_txbytes'].' bytes - Received: '.$adapter['net_rxbytes'].' bytes</p>';
    }
    ?>
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论

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