PHP开发宝典-PHP基础
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-->//包含库 include 'dispatch.php'; // 定义你的路由 get('/greet', function () { //渲染视图 render('greet-form'); }); //post处理 post('/greet', function () { $name = from($_POST, 'name'); // render a view while passing some locals render('greet-show', array('name' => $name)); }); // serve your site dispatch();
respond('/[:name]', function ($request) { echo 'Hello ' . $request->name; });
respond('GET', '/posts', $callback); respond('POST', '/posts/create', $callback); respond('PUT', '/posts/[i:id]', $callback); respond('DELETE', '/posts/[i:id]', $callback); //匹配多种请求方法: respond(array('POST','GET'), $route, $callback); //你或许也想在相同的地方处理请求 respond('/posts/[create|edit:action] /[i:id] ', function ($request, $response) { switch ($request->action) { // do something } });
require '../ham/ham.php'; $app = new Ham('example'); $app->config_from_file('settings.php'); $app->route('/pork', function($app) { return "Delicious pork."; }); $hello = function($app, $name='world') { return $app->render('hello.html', array( 'name' => $name )); }; $app->route('/hello/<string>', $hello); $app->route('/', $hello); $app->run();
use Assetic\Asset\AssetCollection; use Assetic\Asset\FileAsset; use Assetic\Asset\GlobAsset; $js = new AssetCollection(array( new GlobAsset('/path/to/js/*'), new FileAsset('/path/to/another.js'), )); //当资源被输出时,代码会被合并 echo $js->dump();
// 从norway.jpg图片初始化norway层 $norwayLayer = ImageWorkshop::initFromPath('/path/to/images/norway.jpg'); // 从watermark.png图片初始化watermark层(水印层) $watermarkLayer = ImageWorkshop::initFromPath('/path/to/images/watermark.png'); $image = $norwayLayer->getResult(); // 这是生成的图片! header('Content-type: image/jpeg'); imagejpeg($image, null, 95); // We choose to show a JPG with a quality of 95% exit;
require_once '/path/to/snappy/src/autoload.php'; use Knp\Snappy\Pdf; //通过wkhtmltopdf binary路径初始化库 $snappy = new Pdf('/usr/local/bin/wkhtmltopdf'); //通过把Content-type头设置为pdf来在浏览器中展示pdf header('Content-Type: application/pdf'); header('Content-Disposition: attachment; filename="file.pdf"'); echo $snappy->getOutput('http://www.github.com');
$user = ORM::for_table('user') ->where_equal('username', 'j4mie') ->find_one(); $user->first_name = 'Jamie'; $user->save(); $tweets = ORM::for_table('tweet') ->select('tweet.*') ->join('user', array( 'user.id', '=', 'tweet.user_id' )) ->where_equal('user.username', 'j4mie') ->find_many(); foreach ($tweets as $tweet) { echo $tweet->text; }
__::each(array(1, 2, 3), function($num) { echo $num . ','; }); // 1,2,3, $multiplier = 2; __::each(array(1, 2, 3), function($num, $index) use ($multiplier) { echo $index . '=' . ($num * $multiplier) . ','; }); // prints: 0=2,1=4,2=6, __::reduce(array(1, 2, 3), function($memo, $num) { return $memo + $num; }, 0); // 6 __::find(array(1, 2, 3, 4), function($num) { return $num % 2 === 0; }); // 2 __::filter(array(1, 2, 3, 4), function($num) { return $num % 2 === 0; }); // array(2, 4)
$headers = array('Accept' => 'application/json'); $options = array('auth' => array('user', 'pass')); $request = Requests::get('https://api.github.com/gists', $headers, $options); var_dump($request->status_code); // int(200) var_dump($request->headers['content-type']); // string(31) "application/json; charset=utf-8" var_dump($request->body); // string(26891) "[…]"
$request = new Buzz\Message\Request('HEAD', '/', 'http://google.com'); $response = new Buzz\Message\Response(); $client = new Buzz\Client\FileGetContents(); $client->send($request, $response); echo $request; echo $response;
require_once '/path/to/goutte.phar'; use Goutte\Client; $client = new Client(); $crawler = $client->request('GET', 'http://www.symfony-project.org/'); //点击链接 $link = $crawler->selectLink('Plugins')->link(); $crawler = $client->click($link); //使用一个类CSS语法提取数据 $t = $crawler->filter('#data')->text(); echo "Here is the text: $t";
printf("Right now is %s", Carbon::now()->toDateTimeString()); printf("Right now in Vancouver is %s", Carbon::now('America/Vancouver')); $tomorrow = Carbon::now()->addDay(); $lastWeek = Carbon::now()->subWeek(); $nextSummerOlympics = Carbon::createFromDate(2012)->addYears(4); $officialDate = Carbon::now()->toRFC2822String(); $howOldAmI = Carbon::createFromDate(1975, 5, 21)->age; $noonTodayLondonTime = Carbon::createFromTime(12, 0, 0, 'Europe/London'); $endOfWorld = Carbon::createFromDate(2012, 12, 21, 'GMT'); //总是以UTC对比 if (Carbon::now()->gte($endOfWorld)) { die(); } if (Carbon::now()->isWeekend()) { echo 'Party!'; } echo Carbon::now()->subMinutes(2)->diffForHumans(); // '2分钟之前'
use Ubench\Ubench; $bench = new Ubench; $bench->start(); //执行一些代码 $bench->end(); //获取执行消耗时间和内存 echo $bench->getTime(); // 156ms or 1.123s echo $bench->getTime(true); // elapsed microtime in float echo $bench->getTime(false, '%d%s'); // 156ms or 1s echo $bench->getMemoryPeak(); // 152B or 90.00Kb or 15.23Mb echo $bench->getMemoryPeak(true); // memory peak in bytes 内存峰值 echo $bench->getMemoryPeak(false, '%.3f%s'); // 152B or 90.152Kb or 15.234Mb //在结束标识处返回内存使用情况 echo $bench->getMemoryUsage(); // 152B or 90.00Kb or 15.23Mb
use Respect\Validation\Validator as v; //简单验证 $number = 123; v::numeric()->validate($number); //true //链式验证 $usernameValidator = v::alnum()->noWhitespace()->length(1,15); $usernameValidator->validate('alganet'); //true //验证对象属性 $user = new stdClass; $user->name = 'Alexandre'; $user->birthdate = '1987-07-01'; //在一个简单链中验证他的属性 $userValidator = v::attribute('name', v::string()->length(1,32)) ->attribute('birthdate', v::date()->minimumAge(18)); $userValidator->validate($user); //true
$f = Filter::factory('string,max:5'); $str = 'This is a test string'; $f->validate($str); // false $f->filter($str); // 'This '
//引用Faker 自动加载器 require_once '/path/to/Faker/src/autoload.php'; //使用工厂创建来创建一个Faker\Generator实例 $faker = Faker\Factory::create(); //通过访问属性生成假数据 echo $faker->name; // 'Lucy Cechtelar'; echo $faker->address; // "426 Jordy Lodge // Cartwrightshire, SC 88120-6700" echo $faker->text; // Sint velit eveniet. Rerum atque repellat voluptatem quia ...
$m = new Mustache_Engine; echo $m->render('Hello {{planet}}', array('planet' => 'World!')); // "Hello World!"
use Gaufrette\Filesystem; use Gaufrette\Adapter\Ftp as FtpAdapter; use Gaufrette\Adapter\Local as LocalAdapter; //本地文件: $adapter = new LocalAdapter('/var/media'); //可选地使用一个FTP适配器 // $ftp = new FtpAdapter($path, $host, $username, $password, $port); //初始化文件系统 $filesystem = new Filesystem($adapter); //使用它 $content = $filesystem->read('myFile'); $content = 'Hello I am the new content'; $filesystem->write('myFile', $content);
use Omnipay\CreditCard; use Omnipay\GatewayFactory; $gateway = GatewayFactory::create('Stripe'); $gateway->setApiKey('abc123'); $formData = ['number' => '4111111111111111', 'expiryMonth' => 6, 'expiryYear' => 2016]; $response = $gateway->purchase(['amount' => 1000, 'card' => $formData]); if ($response->isSuccessful()) { //支付成功:更新数据库 print_r($response); } elseif ($response->isRedirect()) { //跳转到异地支付网关 $response->redirect(); } else { //支付失败:向客户显示信息 exit($response->getMessage()); }
$storage = new \Upload\Storage\FileSystem('/path/to/directory'); $file = new \Upload\File('foo', $storage); //验证文件上传 $file->addValidations(array( //确保文件类型是"image/png" new \Upload\Validation\Mimetype('image/png'), //确保文件不超过5M(使用"B","K","M"或者"G") new \Upload\Validation\Size('5M') )); //试图上传文件 try { //成功 $file->upload(); } catch (\Exception $e) { //失败! $errors = $file->getErrors(); }
require_once '/path/to/HTMLPurifier.auto.php'; $config = HTMLPurifier_Config::createDefault(); $purifier = new HTMLPurifier($config); $clean_html = $purifier->purify($dirty_html);
use MischiefCollective\ColorJizz\Formats\Hex; $red_hex = new Hex(0xFF0000); $red_cmyk = $hex->toCMYK(); echo $red_cmyk; // 0,1,1,0 echo Hex::fromString('red')->hue(-20)->greyscale(); // 555555
use Location\Coordinate; use Location\Distance\Vincenty; $coordinate1 = new Coordinate(19.820664, -155.468066); // Mauna Kea Summit 茂纳凯亚峰 $coordinate2 = new Coordinate(20.709722, -156.253333); // Haleakala Summit $calculator = new Vincenty(); $distance = $calculator->getDistance($coordinate1, $coordinate2); // returns 128130.850 (meters; ≈128 kilometers)
require 'ShellWrap.php'; use \MrRio\ShellWrap as sh; //列出当前文件下的所有文件 echo sh::ls(); //检出一个git分支 sh::git('checkout', 'master'); //你也可以通过管道把一个命令的输出用户另一个命令 //下面通过curl跟踪位置,然后通过grep过滤'html'管道来下载example.com网站 echo sh::grep('html', sh::curl('http://example.com', array( 'location' => true ))); //新建一个文件 sh::touch('file.html'); //移除文件 sh::rm('file.html'); //再次移除文件(这次失败了,然后因为文件不存在而抛出异常) try { sh::rm('file.html'); } catch (Exception $e) { echo 'Caught failing sh::rm() call'; }