<?php
//?
function foo1 (){
    return new class {
        public static function hoge(){
            print "foo1->class->hoge".PHP_EOL;
        }
    };
}
foo1()->hoge();

//?
function foo2(){
    //return array("hoge"=>"foo2->hoge");
    return ["hoge"=>"foo2->hoge"];
}

print foo2()["hoge"].PHP_EOL;

//?
function foo3(){
    $obj = new class{
        public static function hoge(){
            print "foo3->class->hoge".PHP_EOL;
        }
    };
    return $obj;
}

foo3()->hoge();

onoff = 0;
document.getElementById("c").addEventListener("click",()=>{
    document.getElementById("view").innerHTML = (()=>{
        onoff = !onoff?1:0;
        return onoff?"on":"off";
    })();
});

<?php
    class line{
        function webhook($webhook_object=null){
            if(!$webhook_object)return false;
            $obj = json_decode($webhook_object);
            $type = $obj->events[0]->type;
            $userId = $obj->events[0]->source->userId;
            $replyToken = $obj->events[0]->replyToken;
            if($type==="follow"){
                $pdo = self::db();
                if($pdo){
                    $sql = "insert into user (userid)values(:userid)";
                    $sth = $pdo->prepare($sql);
                    $sth->bindValue(":userid",$userId,PDO::PARAM_STR);
                    $sth->execute();
                }
            }
            if($type==="unfollow"){
                $pdo = self::db();
                if($pdo){
                    $sql = "delete from user where userid = :userid";
                    $sth = $pdo->prepare($sql);
                    $sth->bindValue(":userid",$userId,PDO::PARAM_STR);
                    $sth->execute();
                }
            }
            if($type==="message"){

            }
        }

        function db(){
            try {
                $pdo = new PDO(DSN,USERNAME,PASSWORD);
                return $pdo;
            } catch (\Throwable $th) {
                //throw $th;
                return false;
            }
        }
    }


    if($data = file_get_contents('php://input')){
       print line::webhook($data);
    }

<?php
    class blog_post_msg_line{

        function db(){
            try {
                //code...
                return new PDO(DSN,USERNAME,PASSWORD);
            } catch (\Throwable $th) {
                //throw $th;
                return false;
            }
        }

        function rss(){
            $obj = simplexml_load_file("https://zip358.com/feed");
            $post_message[2] = $obj->channel->item[0]->title ."\n". $obj->channel->item[0]->link;
            $post_message[1] = $obj->channel->item[1]->title ."\n". $obj->channel->item[1]->link;
            $post_message[0] = $obj->channel->item[2]->title ."\n". $obj->channel->item[2]->link;
            return $post_message;
        }

        function main(){
            $pdo = self::db();
            if($pdo){
                $post_message = self::rss();
                $sql = "select userid from user;";
                $sth = $pdo->query($sql);
                $res = $sth->fetchAll(PDO::FETCH_ASSOC);
                if($res){
                    foreach($res as $key=>$val){
                        $user_id = $val["userid"];
                        self::line_post($user_id,$post_message);
                    }
                }
                
            }
            
        }

        function line_post($user_id ='',$post_message=null){
            $text = [
                [
                    'type' => 'text',
                    'text' =>"最新の記事をお届けします"
                ],
                [
                'type' => 'text',
                'text' =>$post_message[0]
                ],
                [
                    'type' => 'text',
                    'text' =>$post_message[1]
                ],
                [
                    'type' => 'text',
                    'text' =>$post_message[2]
                ]                                
            ];
            
            $message = [
                'to' => $user_id,
                'messages' => $text
            ];
            
            $message = json_encode($message);
            
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_HTTPHEADER, array('Authorization: Bearer ' . ACCESS_TOKEN, 'Content-Type: application/json'));
            curl_setopt($ch, CURLOPT_URL, 'https://api.line.me/v2/bot/message/push');
            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
            curl_setopt($ch, CURLOPT_POSTFIELDS, $message);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            $res = curl_exec($ch);
            curl_close($ch);      
        }
    }

    if($argv[0]){
        blog_post_msg_line::main();
    }  

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<meta name="Description" content="Enter your description here"/>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/css/all.min.css">

<style>
    #el{
        width: 100vw;
        height: 100vh;
    }
</style>
<title>背景の色を変える</title>
</head>
<body>
<div id="el" v-on:mousemove="mouseXY($event)">
    <span v-on:click="colorclick('#000')"style="color:#000">■</span>
    <span v-on:click="colorclick('#fff')"style="color:#fff">■</span>
    <span v-on:click="colorclick('#4eaeec')"style="color:#4eaeec">■</span>
    <span v-on:click="colorclick('#4eeccc')"style="color:#4eeccc">■</span>
    ---{{ color }}---
    X={{x}},Y={{y}}
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.1/umd/popper.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/js/bootstrap.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/vue@2"></script>
<script src="./main.js?<?=time()?>"></script>
</body>
</html>

var vm = new Vue({
    el:"#el",
    data:{
        color:"#fff",
        x:0,
        y:0
    },
    methods:{
        colorclick:function(c){
            this.color = c;
            document.body.style.backgroundColor = c;
            return true;
        },
        mouseXY:function(event){
            this.x = event.clientX;
            this.y = event.clientY;
        }
    }    
});
  

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<meta name="Description" content="お問い合わせ"/>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.2/css/all.min.css">
<title>お問い合わせ</title>
<style>
	body{
		background-color: #f8f9fa;
	}
</style>
</head>
<body>
	<div class="container">
		<div class="row">
			<div class="col-12 mt-5">
				<h2>お問い合わせ</h2>
				<input class="form-control mt-1" type="text" name="name" placeholder="お名前を入力ください">
				<input class="form-control mt-1" type="text" name="email" placeholder="メールアドレスを入力ください">
				<div class="form-group mt-1">
					<label for="my-select">お問い合わせ</label>
					<select id="my-select" class="form-control" name="ptn">
						<option value="問い">お問い合わせ</option>
						<option value="意見">ご意見</option>
					</select>
				</div>
			</div>
		</div>
		<div class="form-group mt-1">
			<label for="my-textarea">内容</label>
			<textarea id="my-textarea" class="form-control" name="text" rows="3" placeholder="内容を入力ください"></textarea>
		</div>
		<button class="btn btn-primary" id="btn" type="button">送信</button>
	</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.1/umd/popper.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/js/bootstrap.min.js"></script>
<script>
	document.getElementById("btn").addEventListener("click",function(){
		let data = {};
		data["name"]  = document.getElementsByName("name")[0].value;
		data["email"] = document.getElementsByName("email")[0].value;
		data["ptn"]   = document.getElementsByName("ptn")[0].value;
		data["text"]  = document.getElementsByName("text")[0].value;
		$.ajax({
			type: "POST",
			dataType: "json",
			url: "./send.php",
			data: data,
			success: function (response) {
				if(response){
					console.log(response);
				}
			}
		});
	});
</script>
</body>
</html>

<?php
print json_encode($_POST);

<?php
 $data = file_get_contents('php://input');
?>

<?php
session_start();
$toke_byte = openssl_random_pseudo_bytes(16);
$csrf_token = bin2hex($toke_byte);
$_SESSION['csrf_token'] = $csrf_token;
?>
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<meta name="Description" content="Enter your description here"/>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.2/css/all.min.css">
<link rel="stylesheet" href="assets/css/style.css">
<title>sendmail</title>
</head>
<body>
	<div class="container">
		<div class="row">
			<div class="col-12">
				<form method="post" action="./sendmail.php">
					name<input class="form-control" type="text" name="name">
					email<input class="form-control" type="text" name="email">
					<div class="form-group">
						<label for="my-textarea">Text</label>
						<textarea id="my-textarea" class="form-control" name="text" rows="3"></textarea>
					</div>
					<input type="hidden" name="csrf_token" value="<?=$_SESSION['csrf_token']?>">
					<?=$_SESSION["sendmail"]!=="ok"?'<button class="btn btn-primary" type="submit">submit</button>':"NG"?>
				</form>
			</div>
		</div>
	</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.1/umd/popper.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/js/bootstrap.min.js"></script>
</body>
</html>

<?php
session_start();
?>
<!DOCTYPE html>
<html lang="ja">

<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<meta http-equiv="X-UA-Compatible" content="ie=edge">
	<meta name="Description" content="Enter your description here" />
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/css/bootstrap.min.css">
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.2/css/all.min.css">
	<link rel="stylesheet" href="assets/css/style.css">
	<title>sendmail</title>
</head>

<body>
	<div class="container">
		<div class="row">
			<div class="col-12">
				<?= EmailSend() ?>
			</div>
		</div>
	</div>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.slim.min.js"></script>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.1/umd/popper.min.js"></script>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.6.0/js/bootstrap.min.js"></script>
</body>

</html>
<?php

function EmailSend()
{

	$check = function ($val = "") {
		return isset($val) ? $val : false;
	};

	mb_language("Japanese");
	mb_internal_encoding("UTF-8");

	$to = $_POST['email'];
	$title = "test-mail";
	$message = $_POST['text'];
	$headers = "From: from@example.com";
	if (
		isset($_POST["csrf_token"])
		&& $_POST["csrf_token"] === $_SESSION['csrf_token']
	) {
		if (($check($to) && $check($title) && $check($message)) && mb_send_mail($to, $title, $message, $headers)) {
			$_SESSION["sendmail"] = "ok";
			return "メール送信成功です";
		} else {
			$_SESSION["sendmail"] = "ng";
			return "メール送信失敗です";
		}
	} else {
		return "不正なリクエストです";
	}
	return false;
}

<?php
	//WEBスクレイピング
	$url = "https://stocks.finance.yahoo.co.jp/stocks/detail/?code=998407.O";
	$html = file_get_contents($url);
	$dom = new DOMDocument();
	$html = mb_convert_encoding($html, "HTML-ENTITIES", 'UTF-8');
	@$dom->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
	$xpath = new DOMXPath($dom);
	print $xpath->query("//*[@id=\"root\"]/main/div/div/div[1]/div[2]/div[1]/div[2]/div[2]/p[2]/span")->item(0)->textContent;

pip install PyQt5

<?php
require "../../wp-load.php";
global $wpdb;

$proofreading = function($text=""){
	$url = "https://api.a3rt.recruit-tech.co.jp/proofreading/v2/typo";

	$params = [
		'apikey' => '取得したAPIKEY',
		'sentence'=>"$text",
		'sensitivity'=>"high"
	];
	$curl = curl_init($url);
	curl_setopt($curl, CURLOPT_POST, TRUE);
	curl_setopt($curl, CURLOPT_POSTFIELDS, $params);
	curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
	curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
	$response = curl_exec($curl);
	curl_close($curl);
	$obj = (object)json_decode($response);
	$score = 100;
	if($obj->alerts){
		$max = 0;
		foreach($obj->alerts as $key=>$val){
			$max = $max<$val->score?$val->score:$max;
		}
		$score = 100 - ($max * 100);
	}
	return $score;
};

if($argv[0]){
	file_put_contents("blogscore.csv","");
	$query = "SELECT * FROM $wpdb->posts WHERE post_status = 'publish' and post_type = 'post'";
	$results = $wpdb->get_results( $wpdb->prepare($query));
	foreach($results as $row) {
	   $id = $row->ID;
	   $title = $row->post_title;
	   $score = $proofreading(mb_strimwidth(preg_replace("/[\r|\n]/","",strip_tags($row->post_content)),0,900,"…"));
	   $str = "'$id'".",'".$title."',"."'$score'";
	   print $str.PHP_EOL;
	   file_put_contents("blogscore.csv",mb_convert_encoding($str."\n","SJIS","UTF-8"),FILE_APPEND);
	}
}

<?php
print("Hello world");

composer require zip358/tw_name_change

php  Twitter_name_change.php

if($argv[0]){
	require './vendor/autoload.php';
	use zip358\tw_name_change\tw_name_chg;
	define("KIGOU","■");
	define("KENNO","KENNO");
	define("TIME_ZONE","TIME_ZONE");
	define("OPENWEATHERMAP_API_ID","Openweathermap_api_id");
	define("USER_SCREEN_NAME","user_screen_name");
	define("CONSUMER_KEY", "CONSUMER_KEY");
	define("CONSUMER_SECRET", "CONSUMER_SECRET");
	define("ACCESS_TOKEN", "ACCESS_TOKEN");
	define("ACCESS_TOKEN_SECRET", "ACCESS_TOKEN_SECRET");
	$tw_name_change = new tw_name_chg();
	$tw_name_change->main();
}

var h = {
	color: [
		{ name: "black" }
		, { name: "aliceblue" }
		, { name: "darkcyan" }
		, { name: "lightyellow" }
		, { name: "coral" }
		, { name: "dimgray" }
		, { name: "lavender" }
		, { name: "teal" }
		, { name: "lightgoldenrodyellow" }
		, { name: "tomato" }
		, { name: "gray" }
		, { name: "lightsteelblue" }
		, { name: "darkslategray" }
		, { name: "lemonchiffon" }
		, { name: "orangered" }
		, { name: "darkgray" }
		, { name: "lightslategray" }
		, { name: "darkgreen" }
		, { name: "wheat" }
		, { name: "red" }
		, { name: "silver" }
		, { name: "slategray" }
		, { name: "green" }
		, { name: "burlywood" }
		, { name: "crimson" }
		, { name: "lightgray" }
		, { name: "steelblue" }
		, { name: "forestgreen" }
		, { name: "tan" }
		, { name: "mediumvioletred" }
		, { name: "gainsboro" }
		, { name: "royalblue" }
		, { name: "seagreen" }
		, { name: "khaki" }
		, { name: "deeppink" }
		, { name: "whitesmoke" }
		, { name: "midnightblue" }
		, { name: "mediumseagreen" }
		, { name: "yellow" }
		, { name: "hotpink" }
		, { name: "white" }
		, { name: "navy" }
		, { name: "mediumaquamarine" }
		, { name: "gold" }
		, { name: "palevioletred" }
		, { name: "snow" }
		, { name: "darkblue" }
		, { name: "darkseagreen" }
		, { name: "orange" }
		, { name: "pink" }
		, { name: "ghostwhite" }
		, { name: "mediumblue" }
		, { name: "aquamarine" }
		, { name: "sandybrown" }
		, { name: "lightpink" }
		, { name: "floralwhite" }
		, { name: "blue" }
		, { name: "palegreen" }
		, { name: "darkorange" }
		, { name: "thistle" }
		, { name: "linen" }
		, { name: "dodgerblue" }
		, { name: "lightgreen" }
		, { name: "goldenrod" }
		, { name: "magenta" }
		, { name: "antiquewhite" }
		, { name: "cornflowerblue" }
		, { name: "springgreen" }
		, { name: "peru" }
		, { name: "fuchsia" }
		, { name: "papayawhip" }
		, { name: "deepskyblue" }
		, { name: "mediumspringgreen" }
		, { name: "darkgoldenrod" }
		, { name: "violet" }
		, { name: "blanchedalmond" }
		, { name: "lightskyblue" }
		, { name: "lawngreen" }
		, { name: "chocolate" }
		, { name: "plum" }
		, { name: "bisque" }
		, { name: "skyblue" }
		, { name: "chartreuse" }
		, { name: "sienna" }
		, { name: "orchid" }
		, { name: "moccasin" }
		, { name: "lightblue" }
		, { name: "greenyellow" }
		, { name: "saddlebrown" }
		, { name: "mediumorchid" }
		, { name: "navajowhite" }
		, { name: "powderblue" }
		, { name: "lime" }
		, { name: "maroon" }
		, { name: "darkorchid" }
		, { name: "peachpuff" }
		, { name: "paleturquoise" }
		, { name: "limegreen" }
		, { name: "darkred" }
		, { name: "darkviolet" }
		, { name: "mistyrose" }
		, { name: "lightcyan" }
		, { name: "yellowgreen" }
		, { name: "brown" }
		, { name: "darkmagenta" }
		, { name: "blush" }
		, { name: "cyan" }
		, { name: "darkolivegreen" }
		, { name: "firebrick" }
		, { name: "purple" }
		, { name: "seashell" }
		, { name: "aqua" }
		, { name: "olivedrab" }
		, { name: "indianred" }
		, { name: "indigo" }
		, { name: "oldlace" }
		, { name: "turquoise" }
		, { name: "olive" }
		, { name: "rosybrown" }
		, { name: "darkslateblue" }
		, { name: "ivory" }
		, { name: "mediumturquoise" }
		, { name: "darkkhaki" }
		, { name: "darksalmon" }
		, { name: "blueviolet" }
		, { name: "honeydew" }
		, { name: "darkturquoise" }
		, { name: "palegoldenrod" }
		, { name: "lightcoral" }
		, { name: "mediumpurple" }
		, { name: "mintcream" }
		, { name: "lightseagreen" }
		, { name: "cornsilk" }
		, { name: "salmon" }
		, { name: "slateblue" }
		, { name: "azure" }
		, { name: "cadetblue" }
		, { name: "beige" }
		, { name: "lightsalmon" }
		, { name: "mediumslateblue" }
	]
};
document.body.style.backgroundColor = h.color[getRandomInt(h.color.length)].name;
function getRandomInt(max) {
	return Math.floor(Math.random() * Math.floor(max));
}

import cv2
import dlib
detector = dlib.simple_object_detector("yosakoi.svm")
image = cv2.imread("yosakoi.jpg.webp")
naruko =detector(image)
for f in naruko:
        print("left, top, Right, bottom : ", f.left(), f.top(), f.right(), f.bottom())
        cv2.rectangle(image, (f.left(), f.top()), (f.right(), f.bottom()), (255,0,0), 2)
print("{} naruko".format(len(naruko)))
photo = dlib.image_window()
photo.set_image(image)
photo.add_overlay(naruko)
cv2.imwrite("yosakoi-naruko.jpg.webp",image)