PHP byte_count Examples

Example #1

File: coreTest.php Project: martinlindhe/core_dev

 public function testByteCount1()
 {
     $this->assertEquals(byte_count(1024 * 2), '2 KiB');
     $this->assertEquals(byte_count(1024 * 1024 * 2), '2 MiB');
     $this->assertEquals(byte_count(1024 * 1024 * 1024 * 2), '2 GiB');
     $this->assertEquals(byte_count(1024 * 1024 * 1024 * 1024 * 2), '2 TiB');
 }

Example #2

File: redis.php Project: martinlindhe/core_dev

<?php

namespace cd;

if (!$temp instanceof TempStoreRedis) {
    return;
}
$config = $temp->getServerConfig();
//d($config);
$info = $temp->getServerInfo();
//d($info);
echo 'Redis ' . $info['redis_version'] . ', ' . $info['redis_mode'] . ' mode<br/>';
echo 'at <b>' . $config['bind'] . ':' . $config['port'] . '</b><br/>';
echo 'Uptime <b>' . elapsed_seconds($info['uptime_in_seconds']) . '</b><br/>';
echo 'Connected clients: <b>' . $info['connected_clients'] . '</b><br/>';
echo 'Used memory: <b>' . byte_count($info['used_memory']) . '</b><br/>';

Example #3

File: photo.php Project: martinlindhe/core_dev

switch ($this->owner) {
    case 'show':
        // child = id
        $f = File::get($this->child);
        if (!$f) {
            die('MECKLPSP');
        }
        echo '<h1>Photo details for ' . $f->name . '</h1>';
        //d($f);
        $size = getimagesize(File::getUploadPath($this->child));
        //    d($size);
        echo 'Name: ' . $f->name . '<br/>';
        echo 'Uploaded: ' . ago($f->time_uploaded) . ' by ' . $f->uploader . '<br/>';
        echo 'Resolution: ' . $size[0] . 'x' . $size[1] . '<br/>';
        echo 'Size: ' . byte_count($f->size) . '<br/>';
        echo '<br/>';
        // shows the photo
        $a = new XhtmlComponentA();
        $a->href = getThumbUrl($f->id, 0, 0);
        $a->rel = 'lightbox';
        $a->content = showThumb($f->id, $f->name, 150, 150);
        echo $a->render();
        $lb = new YuiLightbox();
        echo $lb->render() . '<br/>';
        if ($session->id && $session->id != $f->uploader) {
            echo '&raquo; ' . ahref('u/report/photo/' . $f->id, 'Report photo') . '<br/>';
        }
        if ($session->id && $session->id == $f->uploader) {
            echo '&raquo; ' . ahref('u/photo/rotate/' . $f->id . '/90', 'Rotate left') . '<br/>';
            echo '&raquo; ' . ahref('u/photo/rotate/' . $f->id . '/270', 'Rotate right') . '<br/>';

Example #4

File: memcached.php Project: martinlindhe/core_dev

if (!$temp instanceof TempStoreMemcached) {
    return;
}
$pool = $temp->getServerStats();
if (!$pool) {
    echo 'No server configured';
    return;
}
foreach ($pool as $host => $stat) {
    $pct = 0;
    if ($stat['limit_maxbytes']) {
        $pct = $stat['bytes'] / $stat['limit_maxbytes'];
    }
    echo 'Read: <b>' . byte_count($stat['bytes_read']) . '</b><br/>';
    echo 'Written: <b>' . byte_count($stat['bytes_written']) . '</b><br/>';
    echo 'Used memory: <b>' . byte_count($stat['bytes']) . '</b>' . ' (<b>' . round($pct * 100, 1) . '%</b>' . ' of <b>' . byte_count($stat['limit_maxbytes']) . '</b>)' . '<br/>';
    echo '<br/>';
    echo 'Get: <b>' . $stat['get_hits'] . '</b> hits, <b>' . $stat['get_misses'] . '</b> misses<br/>';
    echo 'Cmd: <b>' . $stat['cmd_get'] . '</b> get, <b>' . $stat['cmd_set'] . '</b> set<br/>';
    echo '<br/>';
    echo 'Currently <b>' . $stat['curr_items'] . '</b> items, <b>' . $stat['curr_connections'] . '</b> connections<br/>';
    echo 'Total <b>' . $stat['total_items'] . '</b> items, <b>' . $stat['total_connections'] . '</b> connections<br/>';
    echo '<br/>';
    // ???
    echo 'Evictions: <b>' . $stat['evictions'] . '</b><br/>';
    echo 'Threads: <b>' . $stat['threads'] . '</b><br/>';
    echo '<br/>';
    echo 'Server: <b>' . $host . '</b><br/>';
    echo 'Software: <b>memcached ' . $stat['version'] . '</b><br/>';
    echo 'Local time: <b>' . sql_datetime($stat['time']) . '</b><br/>';
    echo 'Uptime: <b>' . elapsed_seconds($stat['uptime']) . '</b><br/>';

Example #5

File: part1.php Project: navarr/advent-of-code

function length_of_string($string)
{
    // never ever do this.  NOT EVER
    $string = eval('return ' . $string . ';');
    return strlen($string);
}
function byte_count($string)
{
    return strlen($string);
}
// Tests
$tests = ['""' => [2, 0], '"abc"' => [5, 3], '"aaa\\"aaa"' => [10, 7], '"\\x27"' => [6, 1]];
foreach ($tests as $string => $values) {
    $count = byte_count($string);
    if ($count != $values[0]) {
        throw new Exception("Assertion Failed, byte_count of '{$string}' was {$count}, expected {$values[0]}");
    }
    $count = length_of_string($string);
    if ($count != $values[1]) {
        throw new Exception("Assertion Failed, length_of_string of '{$string}' was {$count}, expected {$values[1]}");
    }
}
$input = file('input.txt', FILE_SKIP_EMPTY_LINES | FILE_IGNORE_NEW_LINES);
$chars = 0;
$bytes = 0;
foreach ($input as $string) {
    $chars += length_of_string($string);
    $bytes += byte_count($string);
}
echo $bytes - $chars, PHP_EOL;

Example #6

File: part2.php Project: navarr/advent-of-code

    return strlen($string);
}
function new_byte_count($string)
{
    $string = str_replace('\\"', 'S', $string);
    $string = str_replace('\\', '\\\\', $string);
    $string = str_replace('"', '\\"', $string);
    $string = str_replace('S', '\\\\\\"', $string);
    $string = "\"{$string}\"";
    return strlen($string);
}
// Tests
$tests = ['""' => [2, 6], '"abc"' => [5, 9], '"aaa\\"aaa"' => [10, 16], '"\\x27"' => [6, 11]];
foreach ($tests as $string => $values) {
    $count = byte_count($string);
    if ($count != $values[0]) {
        throw new Exception("Assertion Failed, byte_count of '{$string}' was {$count}, expected {$values[0]}");
    }
    $count = new_byte_count($string);
    if ($count != $values[1]) {
        throw new Exception("Assertion Failed, new_byte_count of '{$string}' was {$count}, expected {$values[1]}");
    }
}
$input = file('input.txt', FILE_SKIP_EMPTY_LINES | FILE_IGNORE_NEW_LINES);
$newBytes = 0;
$oldBytes = 0;
foreach ($input as $string) {
    $oldBytes += byte_count($string);
    $newBytes += new_byte_count($string);
}
echo $newBytes - $oldBytes, PHP_EOL;